Home / 40,484.76-60,717.34-20,753.16

Finding the Fourth Proportional to 40,484.76, 60,717.34 and 20,753.16

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Solution

The fourth proportional to 40,484.76, 60,717.34 and 20,753.16 is: 31,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484.76 : 60,717.34 = 20,753.16 : x
  2. Step 2: Convert to fraction form
    40,484.76/60,717.34 = 20,753.16/x
  3. Step 3: Cross multiply
    40,484.76x = 60,717.34 × 20,753.16
  4. Step 4: Simplify right side
    40,484.76x = 1,260,076,671.79
  5. Step 5: Solve for x
    x = 1,260,076,671.79/40,484.76
  6. Step 6: Final answer
    x = 31,124.72

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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.