Home / 40,117.34-60,133.62-21,385.82

Finding the Fourth Proportional to 40,117.34, 60,133.62 and 21,385.82

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Solution

The fourth proportional to 40,117.34, 60,133.62 and 21,385.82 is: 32,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,117.34 : 60,133.62 = 21,385.82 : x
  2. Step 2: Convert to fraction form
    40,117.34/60,133.62 = 21,385.82/x
  3. Step 3: Cross multiply
    40,117.34x = 60,133.62 × 21,385.82
  4. Step 4: Simplify right side
    40,117.34x = 1,286,006,773.27
  5. Step 5: Solve for x
    x = 1,286,006,773.27/40,117.34
  6. Step 6: Final answer
    x = 32,056.13

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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.