Home / 35,158.59-52,763.13-13,814.55

Finding the Fourth Proportional to 35,158.59, 52,763.13 and 13,814.55

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Solution

The fourth proportional to 35,158.59, 52,763.13 and 13,814.55 is: 20,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,158.59 : 52,763.13 = 13,814.55 : x
  2. Step 2: Convert to fraction form
    35,158.59/52,763.13 = 13,814.55/x
  3. Step 3: Cross multiply
    35,158.59x = 52,763.13 × 13,814.55
  4. Step 4: Simplify right side
    35,158.59x = 728,898,897.54
  5. Step 5: Solve for x
    x = 728,898,897.54/35,158.59
  6. Step 6: Final answer
    x = 20,731.74

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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.