Home / 17,738.84-24,480.70-9,781.04

Finding the Fourth Proportional to 17,738.84, 24,480.70 and 9,781.04

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Solution

The fourth proportional to 17,738.84, 24,480.70 and 9,781.04 is: 13,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.84 : 24,480.70 = 9,781.04 : x
  2. Step 2: Convert to fraction form
    17,738.84/24,480.70 = 9,781.04/x
  3. Step 3: Cross multiply
    17,738.84x = 24,480.70 × 9,781.04
  4. Step 4: Simplify right side
    17,738.84x = 239,446,705.93
  5. Step 5: Solve for x
    x = 239,446,705.93/17,738.84
  6. Step 6: Final answer
    x = 13,498.44

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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.