Home / 47,931.59-71,897.56-14,651.53

Finding the Fourth Proportional to 47,931.59, 71,897.56 and 14,651.53

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Solution

The fourth proportional to 47,931.59, 71,897.56 and 14,651.53 is: 21,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,931.59 : 71,897.56 = 14,651.53 : x
  2. Step 2: Convert to fraction form
    47,931.59/71,897.56 = 14,651.53/x
  3. Step 3: Cross multiply
    47,931.59x = 71,897.56 × 14,651.53
  4. Step 4: Simplify right side
    47,931.59x = 1,053,408,934.41
  5. Step 5: Solve for x
    x = 1,053,408,934.41/47,931.59
  6. Step 6: Final answer
    x = 21,977.34

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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.