Home / 45,326.06-67,990.82-17,240.87

Finding the Fourth Proportional to 45,326.06, 67,990.82 and 17,240.87

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Solution

The fourth proportional to 45,326.06, 67,990.82 and 17,240.87 is: 25,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,326.06 : 67,990.82 = 17,240.87 : x
  2. Step 2: Convert to fraction form
    45,326.06/67,990.82 = 17,240.87/x
  3. Step 3: Cross multiply
    45,326.06x = 67,990.82 × 17,240.87
  4. Step 4: Simplify right side
    45,326.06x = 1,172,220,462.65
  5. Step 5: Solve for x
    x = 1,172,220,462.65/45,326.06
  6. Step 6: Final answer
    x = 25,861.95

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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.