Home / 16,306.40-24,459.60-8,517.60

Finding the Fourth Proportional to 16,306.40, 24,459.60 and 8,517.60

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Solution

The fourth proportional to 16,306.40, 24,459.60 and 8,517.60 is: 12,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,306.40 : 24,459.60 = 8,517.60 : x
  2. Step 2: Convert to fraction form
    16,306.40/24,459.60 = 8,517.60/x
  3. Step 3: Cross multiply
    16,306.40x = 24,459.60 × 8,517.60
  4. Step 4: Simplify right side
    16,306.40x = 208,337,088.96
  5. Step 5: Solve for x
    x = 208,337,088.96/16,306.40
  6. Step 6: Final answer
    x = 12,776.40

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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.