Home / 16,377.12-24,565.60-5,986.40

Finding the Fourth Proportional to 16,377.12, 24,565.60 and 5,986.40

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Solution

The fourth proportional to 16,377.12, 24,565.60 and 5,986.40 is: 8,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.12 : 24,565.60 = 5,986.40 : x
  2. Step 2: Convert to fraction form
    16,377.12/24,565.60 = 5,986.40/x
  3. Step 3: Cross multiply
    16,377.12x = 24,565.60 × 5,986.40
  4. Step 4: Simplify right side
    16,377.12x = 147,059,507.84
  5. Step 5: Solve for x
    x = 147,059,507.84/16,377.12
  6. Step 6: Final answer
    x = 8,979.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.