Home / 15,646.50-21,592.17-8,573.19

Finding the Fourth Proportional to 15,646.50, 21,592.17 and 8,573.19

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Solution

The fourth proportional to 15,646.50, 21,592.17 and 8,573.19 is: 11,831.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.50 : 21,592.17 = 8,573.19 : x
  2. Step 2: Convert to fraction form
    15,646.50/21,592.17 = 8,573.19/x
  3. Step 3: Cross multiply
    15,646.50x = 21,592.17 × 8,573.19
  4. Step 4: Simplify right side
    15,646.50x = 185,113,775.92
  5. Step 5: Solve for x
    x = 185,113,775.92/15,646.50
  6. Step 6: Final answer
    x = 11,831.00

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Half scale
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Double scale
Find fourth proportional to 15,647.50, 21,593.55 and 8,574.19
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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.