Home / 17,724.48-24,460.87-9,766.70

Finding the Fourth Proportional to 17,724.48, 24,460.87 and 9,766.70

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Solution

The fourth proportional to 17,724.48, 24,460.87 and 9,766.70 is: 13,478.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.48 : 24,460.87 = 9,766.70 : x
  2. Step 2: Convert to fraction form
    17,724.48/24,460.87 = 9,766.70/x
  3. Step 3: Cross multiply
    17,724.48x = 24,460.87 × 9,766.70
  4. Step 4: Simplify right side
    17,724.48x = 238,901,930.20
  5. Step 5: Solve for x
    x = 238,901,930.20/17,724.48
  6. Step 6: Final answer
    x = 13,478.65

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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.