Home / 47,443.47-71,141.05-15,842.17

Finding the Fourth Proportional to 47,443.47, 71,141.05 and 15,842.17

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Solution

The fourth proportional to 47,443.47, 71,141.05 and 15,842.17 is: 23,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.47 : 71,141.05 = 15,842.17 : x
  2. Step 2: Convert to fraction form
    47,443.47/71,141.05 = 15,842.17/x
  3. Step 3: Cross multiply
    47,443.47x = 71,141.05 × 15,842.17
  4. Step 4: Simplify right side
    47,443.47x = 1,127,028,608.08
  5. Step 5: Solve for x
    x = 1,127,028,608.08/47,443.47
  6. Step 6: Final answer
    x = 23,755.19

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1.5x scale

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.