Home / 23,869.52-32,939.88-13,259.12

Finding the Fourth Proportional to 23,869.52, 32,939.88 and 13,259.12

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Solution

The fourth proportional to 23,869.52, 32,939.88 and 13,259.12 is: 18,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,869.52 : 32,939.88 = 13,259.12 : x
  2. Step 2: Convert to fraction form
    23,869.52/32,939.88 = 13,259.12/x
  3. Step 3: Cross multiply
    23,869.52x = 32,939.88 × 13,259.12
  4. Step 4: Simplify right side
    23,869.52x = 436,753,821.71
  5. Step 5: Solve for x
    x = 436,753,821.71/23,869.52
  6. Step 6: Final answer
    x = 18,297.55

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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.