Home / 17,724.74-24,460.44-9,766.90

Finding the Fourth Proportional to 17,724.74, 24,460.44 and 9,766.90

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Solution

The fourth proportional to 17,724.74, 24,460.44 and 9,766.90 is: 13,478.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.74 : 24,460.44 = 9,766.90 : x
  2. Step 2: Convert to fraction form
    17,724.74/24,460.44 = 9,766.90/x
  3. Step 3: Cross multiply
    17,724.74x = 24,460.44 × 9,766.90
  4. Step 4: Simplify right side
    17,724.74x = 238,902,671.44
  5. Step 5: Solve for x
    x = 238,902,671.44/17,724.74
  6. Step 6: Final answer
    x = 13,478.49

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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.