Home / 16,560.80-24,841.20-15,904.70

Finding the Fourth Proportional to 16,560.80, 24,841.20 and 15,904.70

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Solution

The fourth proportional to 16,560.80, 24,841.20 and 15,904.70 is: 23,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,560.80 : 24,841.20 = 15,904.70 : x
  2. Step 2: Convert to fraction form
    16,560.80/24,841.20 = 15,904.70/x
  3. Step 3: Cross multiply
    16,560.80x = 24,841.20 × 15,904.70
  4. Step 4: Simplify right side
    16,560.80x = 395,091,833.64
  5. Step 5: Solve for x
    x = 395,091,833.64/16,560.80
  6. Step 6: Final answer
    x = 23,857.05

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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.