Home / 47,502.59-71,133.33-28,515.41

Finding the Fourth Proportional to 47,502.59, 71,133.33 and 28,515.41

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Solution

The fourth proportional to 47,502.59, 71,133.33 and 28,515.41 is: 42,700.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,502.59 : 71,133.33 = 28,515.41 : x
  2. Step 2: Convert to fraction form
    47,502.59/71,133.33 = 28,515.41/x
  3. Step 3: Cross multiply
    47,502.59x = 71,133.33 × 28,515.41
  4. Step 4: Simplify right side
    47,502.59x = 2,028,395,713.95
  5. Step 5: Solve for x
    x = 2,028,395,713.95/47,502.59
  6. Step 6: Final answer
    x = 42,700.74

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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.