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Finding the Fourth Proportional to 16,062.90, 24,080.48 and 7,731.44

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Solution

The fourth proportional to 16,062.90, 24,080.48 and 7,731.44 is: 11,590.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062.90 : 24,080.48 = 7,731.44 : x
  2. Step 2: Convert to fraction form
    16,062.90/24,080.48 = 7,731.44/x
  3. Step 3: Cross multiply
    16,062.90x = 24,080.48 × 7,731.44
  4. Step 4: Simplify right side
    16,062.90x = 186,176,790.02
  5. Step 5: Solve for x
    x = 186,176,790.02/16,062.90
  6. Step 6: Final answer
    x = 11,590.49

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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.