Home / 38,654.60-57,935.10-16,421.30

Finding the Fourth Proportional to 38,654.60, 57,935.10 and 16,421.30

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Solution

The fourth proportional to 38,654.60, 57,935.10 and 16,421.30 is: 24,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,654.60 : 57,935.10 = 16,421.30 : x
  2. Step 2: Convert to fraction form
    38,654.60/57,935.10 = 16,421.30/x
  3. Step 3: Cross multiply
    38,654.60x = 57,935.10 × 16,421.30
  4. Step 4: Simplify right side
    38,654.60x = 951,369,657.63
  5. Step 5: Solve for x
    x = 951,369,657.63/38,654.60
  6. Step 6: Final answer
    x = 24,612.07

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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.