Home / 25,147.44-34,704.18-15,077.52

Finding the Fourth Proportional to 25,147.44, 34,704.18 and 15,077.52

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Solution

The fourth proportional to 25,147.44, 34,704.18 and 15,077.52 is: 20,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.44 : 34,704.18 = 15,077.52 : x
  2. Step 2: Convert to fraction form
    25,147.44/34,704.18 = 15,077.52/x
  3. Step 3: Cross multiply
    25,147.44x = 34,704.18 × 15,077.52
  4. Step 4: Simplify right side
    25,147.44x = 523,252,968.03
  5. Step 5: Solve for x
    x = 523,252,968.03/25,147.44
  6. Step 6: Final answer
    x = 20,807.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.