Home / 40,615.32-60,754.50-38,127

Finding the Fourth Proportional to 40,615.32, 60,754.50 and 38,127

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Solution

The fourth proportional to 40,615.32, 60,754.50 and 38,127 is: 57,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,615.32 : 60,754.50 = 38,127 : x
  2. Step 2: Convert to fraction form
    40,615.32/60,754.50 = 38,127/x
  3. Step 3: Cross multiply
    40,615.32x = 60,754.50 × 38,127
  4. Step 4: Simplify right side
    40,615.32x = 2,316,386,821.50
  5. Step 5: Solve for x
    x = 2,316,386,821.50/40,615.32
  6. Step 6: Final answer
    x = 57,032.34

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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.