Home / 17,311.95-25,849.91-13,761.99

Finding the Fourth Proportional to 17,311.95, 25,849.91 and 13,761.99

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Solution

The fourth proportional to 17,311.95, 25,849.91 and 13,761.99 is: 20,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311.95 : 25,849.91 = 13,761.99 : x
  2. Step 2: Convert to fraction form
    17,311.95/25,849.91 = 13,761.99/x
  3. Step 3: Cross multiply
    17,311.95x = 25,849.91 × 13,761.99
  4. Step 4: Simplify right side
    17,311.95x = 355,746,237.33
  5. Step 5: Solve for x
    x = 355,746,237.33/17,311.95
  6. Step 6: Final answer
    x = 20,549.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.