Home / 17,450.95-26,191.54-9,136.78

Finding the Fourth Proportional to 17,450.95, 26,191.54 and 9,136.78

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Solution

The fourth proportional to 17,450.95, 26,191.54 and 9,136.78 is: 13,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,450.95 : 26,191.54 = 9,136.78 : x
  2. Step 2: Convert to fraction form
    17,450.95/26,191.54 = 9,136.78/x
  3. Step 3: Cross multiply
    17,450.95x = 26,191.54 × 9,136.78
  4. Step 4: Simplify right side
    17,450.95x = 239,306,331.61
  5. Step 5: Solve for x
    x = 239,306,331.61/17,450.95
  6. Step 6: Final answer
    x = 13,713.09

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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.