Home / 16,560.20-24,864.60-12,866.60

Finding the Fourth Proportional to 16,560.20, 24,864.60 and 12,866.60

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Solution

The fourth proportional to 16,560.20, 24,864.60 and 12,866.60 is: 19,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,560.20 : 24,864.60 = 12,866.60 : x
  2. Step 2: Convert to fraction form
    16,560.20/24,864.60 = 12,866.60/x
  3. Step 3: Cross multiply
    16,560.20x = 24,864.60 × 12,866.60
  4. Step 4: Simplify right side
    16,560.20x = 319,922,862.36
  5. Step 5: Solve for x
    x = 319,922,862.36/16,560.20
  6. Step 6: Final answer
    x = 19,318.78

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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.