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Finding the Fourth Proportional to 17,758.15, 24,515.12 and 11,045.93

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Solution

The fourth proportional to 17,758.15, 24,515.12 and 11,045.93 is: 15,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,758.15 : 24,515.12 = 11,045.93 : x
  2. Step 2: Convert to fraction form
    17,758.15/24,515.12 = 11,045.93/x
  3. Step 3: Cross multiply
    17,758.15x = 24,515.12 × 11,045.93
  4. Step 4: Simplify right side
    17,758.15x = 270,792,305.52
  5. Step 5: Solve for x
    x = 270,792,305.52/17,758.15
  6. Step 6: Final answer
    x = 15,248.91

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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.