Home / 15,146.98-22,724.14-4,758.74

Finding the Fourth Proportional to 15,146.98, 22,724.14 and 4,758.74

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Solution

The fourth proportional to 15,146.98, 22,724.14 and 4,758.74 is: 7,139.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.98 : 22,724.14 = 4,758.74 : x
  2. Step 2: Convert to fraction form
    15,146.98/22,724.14 = 4,758.74/x
  3. Step 3: Cross multiply
    15,146.98x = 22,724.14 × 4,758.74
  4. Step 4: Simplify right side
    15,146.98x = 108,138,273.98
  5. Step 5: Solve for x
    x = 108,138,273.98/15,146.98
  6. Step 6: Final answer
    x = 7,139.26

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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.