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Finding the Fourth Proportional to 16,562.58, 22,856.51 and 9,009.07

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Solution

The fourth proportional to 16,562.58, 22,856.51 and 9,009.07 is: 12,432.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,562.58 : 22,856.51 = 9,009.07 : x
  2. Step 2: Convert to fraction form
    16,562.58/22,856.51 = 9,009.07/x
  3. Step 3: Cross multiply
    16,562.58x = 22,856.51 × 9,009.07
  4. Step 4: Simplify right side
    16,562.58x = 205,915,992.49
  5. Step 5: Solve for x
    x = 205,915,992.49/16,562.58
  6. Step 6: Final answer
    x = 12,432.61

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Half 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.