Home / 47,909.93-71,862.44-18,325.49

Finding the Fourth Proportional to 47,909.93, 71,862.44 and 18,325.49

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Solution

The fourth proportional to 47,909.93, 71,862.44 and 18,325.49 is: 27,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.93 : 71,862.44 = 18,325.49 : x
  2. Step 2: Convert to fraction form
    47,909.93/71,862.44 = 18,325.49/x
  3. Step 3: Cross multiply
    47,909.93x = 71,862.44 × 18,325.49
  4. Step 4: Simplify right side
    47,909.93x = 1,316,913,974.66
  5. Step 5: Solve for x
    x = 1,316,913,974.66/47,909.93
  6. Step 6: Final answer
    x = 27,487.29

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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.