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Finding the Fourth Proportional to 17,927.70, 24,730.13 and 10,755.71

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Solution

The fourth proportional to 17,927.70, 24,730.13 and 10,755.71 is: 14,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.70 : 24,730.13 = 10,755.71 : x
  2. Step 2: Convert to fraction form
    17,927.70/24,730.13 = 10,755.71/x
  3. Step 3: Cross multiply
    17,927.70x = 24,730.13 × 10,755.71
  4. Step 4: Simplify right side
    17,927.70x = 265,990,106.54
  5. Step 5: Solve for x
    x = 265,990,106.54/17,927.70
  6. Step 6: Final answer
    x = 14,836.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.