Home / 23,726.28-32,742-13,116.12

Finding the Fourth Proportional to 23,726.28, 32,742 and 13,116.12

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Solution

The fourth proportional to 23,726.28, 32,742 and 13,116.12 is: 18,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,726.28 : 32,742 = 13,116.12 : x
  2. Step 2: Convert to fraction form
    23,726.28/32,742 = 13,116.12/x
  3. Step 3: Cross multiply
    23,726.28x = 32,742 × 13,116.12
  4. Step 4: Simplify right side
    23,726.28x = 429,448,001.04
  5. Step 5: Solve for x
    x = 429,448,001.04/23,726.28
  6. Step 6: Final answer
    x = 18,100.10

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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.