Home / 47,387.71-65,394.25-26,166.43

Finding the Fourth Proportional to 47,387.71, 65,394.25 and 26,166.43

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Solution

The fourth proportional to 47,387.71, 65,394.25 and 26,166.43 is: 36,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387.71 : 65,394.25 = 26,166.43 : x
  2. Step 2: Convert to fraction form
    47,387.71/65,394.25 = 26,166.43/x
  3. Step 3: Cross multiply
    47,387.71x = 65,394.25 × 26,166.43
  4. Step 4: Simplify right side
    47,387.71x = 1,711,134,065.03
  5. Step 5: Solve for x
    x = 1,711,134,065.03/47,387.71
  6. Step 6: Final answer
    x = 36,109.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.