Home / 63,380.20-94,955.10-38,727.40

Finding the Fourth Proportional to 63,380.20, 94,955.10 and 38,727.40

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Solution

The fourth proportional to 63,380.20, 94,955.10 and 38,727.40 is: 58,020.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,380.20 : 94,955.10 = 38,727.40 : x
  2. Step 2: Convert to fraction form
    63,380.20/94,955.10 = 38,727.40/x
  3. Step 3: Cross multiply
    63,380.20x = 94,955.10 × 38,727.40
  4. Step 4: Simplify right side
    63,380.20x = 3,677,364,139.74
  5. Step 5: Solve for x
    x = 3,677,364,139.74/63,380.20
  6. Step 6: Final answer
    x = 58,020.71

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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.