Home / 47,417.22-71,129.50-14,134.74

Finding the Fourth Proportional to 47,417.22, 71,129.50 and 14,134.74

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Solution

The fourth proportional to 47,417.22, 71,129.50 and 14,134.74 is: 21,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,417.22 : 71,129.50 = 14,134.74 : x
  2. Step 2: Convert to fraction form
    47,417.22/71,129.50 = 14,134.74/x
  3. Step 3: Cross multiply
    47,417.22x = 71,129.50 × 14,134.74
  4. Step 4: Simplify right side
    47,417.22x = 1,005,396,988.83
  5. Step 5: Solve for x
    x = 1,005,396,988.83/47,417.22
  6. Step 6: Final answer
    x = 21,203.20

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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.