Home / 38,173.30-57,220.75-15,999.55

Finding the Fourth Proportional to 38,173.30, 57,220.75 and 15,999.55

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Solution

The fourth proportional to 38,173.30, 57,220.75 and 15,999.55 is: 23,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,173.30 : 57,220.75 = 15,999.55 : x
  2. Step 2: Convert to fraction form
    38,173.30/57,220.75 = 15,999.55/x
  3. Step 3: Cross multiply
    38,173.30x = 57,220.75 × 15,999.55
  4. Step 4: Simplify right side
    38,173.30x = 915,506,250.66
  5. Step 5: Solve for x
    x = 915,506,250.66/38,173.30
  6. Step 6: Final answer
    x = 23,982.90

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1.5x scale

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.