Home / 47,827.47-71,708.74-26,781.98

Finding the Fourth Proportional to 47,827.47, 71,708.74 and 26,781.98

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Solution

The fourth proportional to 47,827.47, 71,708.74 and 26,781.98 is: 40,154.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,827.47 : 71,708.74 = 26,781.98 : x
  2. Step 2: Convert to fraction form
    47,827.47/71,708.74 = 26,781.98/x
  3. Step 3: Cross multiply
    47,827.47x = 71,708.74 × 26,781.98
  4. Step 4: Simplify right side
    47,827.47x = 1,920,501,906.60
  5. Step 5: Solve for x
    x = 1,920,501,906.60/47,827.47
  6. Step 6: Final answer
    x = 40,154.79

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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.