Home / 40,111.57-60,122.24-15,134.66

Finding the Fourth Proportional to 40,111.57, 60,122.24 and 15,134.66

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Solution

The fourth proportional to 40,111.57, 60,122.24 and 15,134.66 is: 22,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,111.57 : 60,122.24 = 15,134.66 : x
  2. Step 2: Convert to fraction form
    40,111.57/60,122.24 = 15,134.66/x
  3. Step 3: Cross multiply
    40,111.57x = 60,122.24 × 15,134.66
  4. Step 4: Simplify right side
    40,111.57x = 909,929,848.98
  5. Step 5: Solve for x
    x = 909,929,848.98/40,111.57
  6. Step 6: Final answer
    x = 22,684.97

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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.