Home / 47,358.11-71,018.60-17,759.81

Finding the Fourth Proportional to 47,358.11, 71,018.60 and 17,759.81

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Solution

The fourth proportional to 47,358.11, 71,018.60 and 17,759.81 is: 26,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358.11 : 71,018.60 = 17,759.81 : x
  2. Step 2: Convert to fraction form
    47,358.11/71,018.60 = 17,759.81/x
  3. Step 3: Cross multiply
    47,358.11x = 71,018.60 × 17,759.81
  4. Step 4: Simplify right side
    47,358.11x = 1,261,276,398.57
  5. Step 5: Solve for x
    x = 1,261,276,398.57/47,358.11
  6. Step 6: Final answer
    x = 26,632.75

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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.