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Finding the Fourth Proportional to 16,639.03, 24,959.52 and 6,772.93

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Solution

The fourth proportional to 16,639.03, 24,959.52 and 6,772.93 is: 10,159.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.03 : 24,959.52 = 6,772.93 : x
  2. Step 2: Convert to fraction form
    16,639.03/24,959.52 = 6,772.93/x
  3. Step 3: Cross multiply
    16,639.03x = 24,959.52 × 6,772.93
  4. Step 4: Simplify right side
    16,639.03x = 169,049,081.79
  5. Step 5: Solve for x
    x = 169,049,081.79/16,639.03
  6. Step 6: Final answer
    x = 10,159.79

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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.