Home / 12,724.76-17,544.02-9,095.15

Finding the Fourth Proportional to 12,724.76, 17,544.02 and 9,095.15

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Solution

The fourth proportional to 12,724.76, 17,544.02 and 9,095.15 is: 12,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.76 : 17,544.02 = 9,095.15 : x
  2. Step 2: Convert to fraction form
    12,724.76/17,544.02 = 9,095.15/x
  3. Step 3: Cross multiply
    12,724.76x = 17,544.02 × 9,095.15
  4. Step 4: Simplify right side
    12,724.76x = 159,565,360.31
  5. Step 5: Solve for x
    x = 159,565,360.31/12,724.76
  6. Step 6: Final answer
    x = 12,539.76

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Half scale
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Double scale
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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.