Home / 17,702.15-26,551.33-11,108.75

Finding the Fourth Proportional to 17,702.15, 26,551.33 and 11,108.75

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Solution

The fourth proportional to 17,702.15, 26,551.33 and 11,108.75 is: 16,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,702.15 : 26,551.33 = 11,108.75 : x
  2. Step 2: Convert to fraction form
    17,702.15/26,551.33 = 11,108.75/x
  3. Step 3: Cross multiply
    17,702.15x = 26,551.33 × 11,108.75
  4. Step 4: Simplify right side
    17,702.15x = 294,951,926.61
  5. Step 5: Solve for x
    x = 294,951,926.61/17,702.15
  6. Step 6: Final answer
    x = 16,661.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.