Home / 25,843.68-35,665.14-14,515.17

Finding the Fourth Proportional to 25,843.68, 35,665.14 and 14,515.17

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Solution

The fourth proportional to 25,843.68, 35,665.14 and 14,515.17 is: 20,031.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,843.68 : 35,665.14 = 14,515.17 : x
  2. Step 2: Convert to fraction form
    25,843.68/35,665.14 = 14,515.17/x
  3. Step 3: Cross multiply
    25,843.68x = 35,665.14 × 14,515.17
  4. Step 4: Simplify right side
    25,843.68x = 517,685,791.79
  5. Step 5: Solve for x
    x = 517,685,791.79/25,843.68
  6. Step 6: Final answer
    x = 20,031.42

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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.