Home / 16,432.96-22,679.84-9,360.04

Finding the Fourth Proportional to 16,432.96, 22,679.84 and 9,360.04

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Solution

The fourth proportional to 16,432.96, 22,679.84 and 9,360.04 is: 12,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,432.96 : 22,679.84 = 9,360.04 : x
  2. Step 2: Convert to fraction form
    16,432.96/22,679.84 = 9,360.04/x
  3. Step 3: Cross multiply
    16,432.96x = 22,679.84 × 9,360.04
  4. Step 4: Simplify right side
    16,432.96x = 212,284,209.59
  5. Step 5: Solve for x
    x = 212,284,209.59/16,432.96
  6. Step 6: Final answer
    x = 12,918.20

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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.