Home / 17,937.75-26,888.25-8,083.95

Finding the Fourth Proportional to 17,937.75, 26,888.25 and 8,083.95

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Solution

The fourth proportional to 17,937.75, 26,888.25 and 8,083.95 is: 12,117.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.75 : 26,888.25 = 8,083.95 : x
  2. Step 2: Convert to fraction form
    17,937.75/26,888.25 = 8,083.95/x
  3. Step 3: Cross multiply
    17,937.75x = 26,888.25 × 8,083.95
  4. Step 4: Simplify right side
    17,937.75x = 217,363,349.32
  5. Step 5: Solve for x
    x = 217,363,349.32/17,937.75
  6. Step 6: Final answer
    x = 12,117.65

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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.