Home / 18,451.88-25,463.78-10,068.52

Finding the Fourth Proportional to 18,451.88, 25,463.78 and 10,068.52

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Solution

The fourth proportional to 18,451.88, 25,463.78 and 10,068.52 is: 13,894.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.88 : 25,463.78 = 10,068.52 : x
  2. Step 2: Convert to fraction form
    18,451.88/25,463.78 = 10,068.52/x
  3. Step 3: Cross multiply
    18,451.88x = 25,463.78 × 10,068.52
  4. Step 4: Simplify right side
    18,451.88x = 256,382,578.21
  5. Step 5: Solve for x
    x = 256,382,578.21/18,451.88
  6. Step 6: Final answer
    x = 13,894.66

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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.