Home / 10,425.24-15,559.56-9,013.41

Finding the Fourth Proportional to 10,425.24, 15,559.56 and 9,013.41

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Solution

The fourth proportional to 10,425.24, 15,559.56 and 9,013.41 is: 13,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.24 : 15,559.56 = 9,013.41 : x
  2. Step 2: Convert to fraction form
    10,425.24/15,559.56 = 9,013.41/x
  3. Step 3: Cross multiply
    10,425.24x = 15,559.56 × 9,013.41
  4. Step 4: Simplify right side
    10,425.24x = 140,244,693.70
  5. Step 5: Solve for x
    x = 140,244,693.70/10,425.24
  6. Step 6: Final answer
    x = 13,452.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.