Home / 14,825.74-20,452.45-9,158.45

Finding the Fourth Proportional to 14,825.74, 20,452.45 and 9,158.45

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Solution

The fourth proportional to 14,825.74, 20,452.45 and 9,158.45 is: 12,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.74 : 20,452.45 = 9,158.45 : x
  2. Step 2: Convert to fraction form
    14,825.74/20,452.45 = 9,158.45/x
  3. Step 3: Cross multiply
    14,825.74x = 20,452.45 × 9,158.45
  4. Step 4: Simplify right side
    14,825.74x = 187,312,740.70
  5. Step 5: Solve for x
    x = 187,312,740.70/14,825.74
  6. Step 6: Final answer
    x = 12,634.29

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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.