Home / 28,981.17-39,993.24-17,045.24

Finding the Fourth Proportional to 28,981.17, 39,993.24 and 17,045.24

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Solution

The fourth proportional to 28,981.17, 39,993.24 and 17,045.24 is: 23,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,981.17 : 39,993.24 = 17,045.24 : x
  2. Step 2: Convert to fraction form
    28,981.17/39,993.24 = 17,045.24/x
  3. Step 3: Cross multiply
    28,981.17x = 39,993.24 × 17,045.24
  4. Step 4: Simplify right side
    28,981.17x = 681,694,238.13
  5. Step 5: Solve for x
    x = 681,694,238.13/28,981.17
  6. Step 6: Final answer
    x = 23,521.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.