Home / 23,898.11-32,979.32-13,287.74

Finding the Fourth Proportional to 23,898.11, 32,979.32 and 13,287.74

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Solution

The fourth proportional to 23,898.11, 32,979.32 and 13,287.74 is: 18,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,898.11 : 32,979.32 = 13,287.74 : x
  2. Step 2: Convert to fraction form
    23,898.11/32,979.32 = 13,287.74/x
  3. Step 3: Cross multiply
    23,898.11x = 32,979.32 × 13,287.74
  4. Step 4: Simplify right side
    23,898.11x = 438,220,563.10
  5. Step 5: Solve for x
    x = 438,220,563.10/23,898.11
  6. Step 6: Final answer
    x = 18,337.04

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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.