Home / 47,279.35-70,927.41-15,691.30

Finding the Fourth Proportional to 47,279.35, 70,927.41 and 15,691.30

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Solution

The fourth proportional to 47,279.35, 70,927.41 and 15,691.30 is: 23,539.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,279.35 : 70,927.41 = 15,691.30 : x
  2. Step 2: Convert to fraction form
    47,279.35/70,927.41 = 15,691.30/x
  3. Step 3: Cross multiply
    47,279.35x = 70,927.41 × 15,691.30
  4. Step 4: Simplify right side
    47,279.35x = 1,112,943,268.53
  5. Step 5: Solve for x
    x = 1,112,943,268.53/47,279.35
  6. Step 6: Final answer
    x = 23,539.73

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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.