Home / 38,432.76-57,644.37-10,355.01

Finding the Fourth Proportional to 38,432.76, 57,644.37 and 10,355.01

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Solution

The fourth proportional to 38,432.76, 57,644.37 and 10,355.01 is: 15,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,432.76 : 57,644.37 = 10,355.01 : x
  2. Step 2: Convert to fraction form
    38,432.76/57,644.37 = 10,355.01/x
  3. Step 3: Cross multiply
    38,432.76x = 57,644.37 × 10,355.01
  4. Step 4: Simplify right side
    38,432.76x = 596,908,027.79
  5. Step 5: Solve for x
    x = 596,908,027.79/38,432.76
  6. Step 6: Final answer
    x = 15,531.23

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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.