Home / 47,379.28-71,044.08-23,661.40

Finding the Fourth Proportional to 47,379.28, 71,044.08 and 23,661.40

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Solution

The fourth proportional to 47,379.28, 71,044.08 and 23,661.40 is: 35,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,379.28 : 71,044.08 = 23,661.40 : x
  2. Step 2: Convert to fraction form
    47,379.28/71,044.08 = 23,661.40/x
  3. Step 3: Cross multiply
    47,379.28x = 71,044.08 × 23,661.40
  4. Step 4: Simplify right side
    47,379.28x = 1,681,002,394.51
  5. Step 5: Solve for x
    x = 1,681,002,394.51/47,379.28
  6. Step 6: Final answer
    x = 35,479.69

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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.