Home / 17,939.07-24,754.68-9,981.63

Finding the Fourth Proportional to 17,939.07, 24,754.68 and 9,981.63

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Solution

The fourth proportional to 17,939.07, 24,754.68 and 9,981.63 is: 13,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.07 : 24,754.68 = 9,981.63 : x
  2. Step 2: Convert to fraction form
    17,939.07/24,754.68 = 9,981.63/x
  3. Step 3: Cross multiply
    17,939.07x = 24,754.68 × 9,981.63
  4. Step 4: Simplify right side
    17,939.07x = 247,092,056.53
  5. Step 5: Solve for x
    x = 247,092,056.53/17,939.07
  6. Step 6: Final answer
    x = 13,773.96

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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.