Home / 38,751.28-58,152.44-21,233.41

Finding the Fourth Proportional to 38,751.28, 58,152.44 and 21,233.41

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Solution

The fourth proportional to 38,751.28, 58,152.44 and 21,233.41 is: 31,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,751.28 : 58,152.44 = 21,233.41 : x
  2. Step 2: Convert to fraction form
    38,751.28/58,152.44 = 21,233.41/x
  3. Step 3: Cross multiply
    38,751.28x = 58,152.44 × 21,233.41
  4. Step 4: Simplify right side
    38,751.28x = 1,234,774,601.02
  5. Step 5: Solve for x
    x = 1,234,774,601.02/38,751.28
  6. Step 6: Final answer
    x = 31,864.10

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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.