Home / 15,982.38-23,909.33-13,814.38

Finding the Fourth Proportional to 15,982.38, 23,909.33 and 13,814.38

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Solution

The fourth proportional to 15,982.38, 23,909.33 and 13,814.38 is: 20,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.38 : 23,909.33 = 13,814.38 : x
  2. Step 2: Convert to fraction form
    15,982.38/23,909.33 = 13,814.38/x
  3. Step 3: Cross multiply
    15,982.38x = 23,909.33 × 13,814.38
  4. Step 4: Simplify right side
    15,982.38x = 330,292,570.17
  5. Step 5: Solve for x
    x = 330,292,570.17/15,982.38
  6. Step 6: Final answer
    x = 20,666.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.