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Finding the Fourth Proportional to 34,751.40, 52,127.10 and 15,016.20

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Solution

The fourth proportional to 34,751.40, 52,127.10 and 15,016.20 is: 22,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,751.40 : 52,127.10 = 15,016.20 : x
  2. Step 2: Convert to fraction form
    34,751.40/52,127.10 = 15,016.20/x
  3. Step 3: Cross multiply
    34,751.40x = 52,127.10 × 15,016.20
  4. Step 4: Simplify right side
    34,751.40x = 782,750,959.02
  5. Step 5: Solve for x
    x = 782,750,959.02/34,751.40
  6. Step 6: Final answer
    x = 22,524.30

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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.