Home / 47,724.08-71,477.12-22,781.70

Finding the Fourth Proportional to 47,724.08, 71,477.12 and 22,781.70

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Solution

The fourth proportional to 47,724.08, 71,477.12 and 22,781.70 is: 34,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,724.08 : 71,477.12 = 22,781.70 : x
  2. Step 2: Convert to fraction form
    47,724.08/71,477.12 = 22,781.70/x
  3. Step 3: Cross multiply
    47,724.08x = 71,477.12 × 22,781.70
  4. Step 4: Simplify right side
    47,724.08x = 1,628,370,304.70
  5. Step 5: Solve for x
    x = 1,628,370,304.70/47,724.08
  6. Step 6: Final answer
    x = 34,120.52

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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.