Home / 38,510.64-57,769.20-13,548.06

Finding the Fourth Proportional to 38,510.64, 57,769.20 and 13,548.06

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Solution

The fourth proportional to 38,510.64, 57,769.20 and 13,548.06 is: 20,323.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,510.64 : 57,769.20 = 13,548.06 : x
  2. Step 2: Convert to fraction form
    38,510.64/57,769.20 = 13,548.06/x
  3. Step 3: Cross multiply
    38,510.64x = 57,769.20 × 13,548.06
  4. Step 4: Simplify right side
    38,510.64x = 782,660,587.75
  5. Step 5: Solve for x
    x = 782,660,587.75/38,510.64
  6. Step 6: Final answer
    x = 20,323.23

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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.