Home / 31,610.52-47,428.53-14,068.35

Finding the Fourth Proportional to 31,610.52, 47,428.53 and 14,068.35

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Solution

The fourth proportional to 31,610.52, 47,428.53 and 14,068.35 is: 21,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.52 : 47,428.53 = 14,068.35 : x
  2. Step 2: Convert to fraction form
    31,610.52/47,428.53 = 14,068.35/x
  3. Step 3: Cross multiply
    31,610.52x = 47,428.53 × 14,068.35
  4. Step 4: Simplify right side
    31,610.52x = 667,241,160.03
  5. Step 5: Solve for x
    x = 667,241,160.03/31,610.52
  6. Step 6: Final answer
    x = 21,108.20

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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.