Home / 47,070.17-70,614.98-13,791.32

Finding the Fourth Proportional to 47,070.17, 70,614.98 and 13,791.32

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Solution

The fourth proportional to 47,070.17, 70,614.98 and 13,791.32 is: 20,689.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,070.17 : 70,614.98 = 13,791.32 : x
  2. Step 2: Convert to fraction form
    47,070.17/70,614.98 = 13,791.32/x
  3. Step 3: Cross multiply
    47,070.17x = 70,614.98 × 13,791.32
  4. Step 4: Simplify right side
    47,070.17x = 973,873,785.97
  5. Step 5: Solve for x
    x = 973,873,785.97/47,070.17
  6. Step 6: Final answer
    x = 20,689.83

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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.