Home / 23,890.38-32,970.51-13,282.62

Finding the Fourth Proportional to 23,890.38, 32,970.51 and 13,282.62

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Solution

The fourth proportional to 23,890.38, 32,970.51 and 13,282.62 is: 18,331.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,890.38 : 32,970.51 = 13,282.62 : x
  2. Step 2: Convert to fraction form
    23,890.38/32,970.51 = 13,282.62/x
  3. Step 3: Cross multiply
    23,890.38x = 32,970.51 × 13,282.62
  4. Step 4: Simplify right side
    23,890.38x = 437,934,755.54
  5. Step 5: Solve for x
    x = 437,934,755.54/23,890.38
  6. Step 6: Final answer
    x = 18,331.01

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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.