Home / 38,646.20-57,926.10-16,455.80

Finding the Fourth Proportional to 38,646.20, 57,926.10 and 16,455.80

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Solution

The fourth proportional to 38,646.20, 57,926.10 and 16,455.80 is: 24,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,646.20 : 57,926.10 = 16,455.80 : x
  2. Step 2: Convert to fraction form
    38,646.20/57,926.10 = 16,455.80/x
  3. Step 3: Cross multiply
    38,646.20x = 57,926.10 × 16,455.80
  4. Step 4: Simplify right side
    38,646.20x = 953,220,316.38
  5. Step 5: Solve for x
    x = 953,220,316.38/38,646.20
  6. Step 6: Final answer
    x = 24,665.31

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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.