Home / 17,961.46-24,778.23-13,955.16

Finding the Fourth Proportional to 17,961.46, 24,778.23 and 13,955.16

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Solution

The fourth proportional to 17,961.46, 24,778.23 and 13,955.16 is: 19,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.46 : 24,778.23 = 13,955.16 : x
  2. Step 2: Convert to fraction form
    17,961.46/24,778.23 = 13,955.16/x
  3. Step 3: Cross multiply
    17,961.46x = 24,778.23 × 13,955.16
  4. Step 4: Simplify right side
    17,961.46x = 345,784,164.17
  5. Step 5: Solve for x
    x = 345,784,164.17/17,961.46
  6. Step 6: Final answer
    x = 19,251.45

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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.