Home / 15,592.76-21,517.97-8,519.23

Finding the Fourth Proportional to 15,592.76, 21,517.97 and 8,519.23

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Solution

The fourth proportional to 15,592.76, 21,517.97 and 8,519.23 is: 11,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.76 : 21,517.97 = 8,519.23 : x
  2. Step 2: Convert to fraction form
    15,592.76/21,517.97 = 8,519.23/x
  3. Step 3: Cross multiply
    15,592.76x = 21,517.97 × 8,519.23
  4. Step 4: Simplify right side
    15,592.76x = 183,316,567.79
  5. Step 5: Solve for x
    x = 183,316,567.79/15,592.76
  6. Step 6: Final answer
    x = 11,756.52

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Half scale
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Double scale
Find fourth proportional to 15,593.76, 21,519.35 and 8,520.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.