Home / 27,193.79-40,761.19-10,548.90

Finding the Fourth Proportional to 27,193.79, 40,761.19 and 10,548.90

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Solution

The fourth proportional to 27,193.79, 40,761.19 and 10,548.90 is: 15,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.79 : 40,761.19 = 10,548.90 : x
  2. Step 2: Convert to fraction form
    27,193.79/40,761.19 = 10,548.90/x
  3. Step 3: Cross multiply
    27,193.79x = 40,761.19 × 10,548.90
  4. Step 4: Simplify right side
    27,193.79x = 429,985,730.38
  5. Step 5: Solve for x
    x = 429,985,730.38/27,193.79
  6. Step 6: Final answer
    x = 15,811.91

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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.