Home / 23,727.76-32,743-13,116.76

Finding the Fourth Proportional to 23,727.76, 32,743 and 13,116.76

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Solution

The fourth proportional to 23,727.76, 32,743 and 13,116.76 is: 18,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,727.76 : 32,743 = 13,116.76 : x
  2. Step 2: Convert to fraction form
    23,727.76/32,743 = 13,116.76/x
  3. Step 3: Cross multiply
    23,727.76x = 32,743 × 13,116.76
  4. Step 4: Simplify right side
    23,727.76x = 429,482,072.68
  5. Step 5: Solve for x
    x = 429,482,072.68/23,727.76
  6. Step 6: Final answer
    x = 18,100.41

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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.