Home / 17,767.28-24,527.72-11,055.12

Finding the Fourth Proportional to 17,767.28, 24,527.72 and 11,055.12

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Solution

The fourth proportional to 17,767.28, 24,527.72 and 11,055.12 is: 15,261.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,767.28 : 24,527.72 = 11,055.12 : x
  2. Step 2: Convert to fraction form
    17,767.28/24,527.72 = 11,055.12/x
  3. Step 3: Cross multiply
    17,767.28x = 24,527.72 × 11,055.12
  4. Step 4: Simplify right side
    17,767.28x = 271,156,887.93
  5. Step 5: Solve for x
    x = 271,156,887.93/17,767.28
  6. Step 6: Final answer
    x = 15,261.59

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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.