Home / 18,884.43-26,061.09-10,387.41

Finding the Fourth Proportional to 18,884.43, 26,061.09 and 10,387.41

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Solution

The fourth proportional to 18,884.43, 26,061.09 and 10,387.41 is: 14,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.43 : 26,061.09 = 10,387.41 : x
  2. Step 2: Convert to fraction form
    18,884.43/26,061.09 = 10,387.41/x
  3. Step 3: Cross multiply
    18,884.43x = 26,061.09 × 10,387.41
  4. Step 4: Simplify right side
    18,884.43x = 270,707,226.88
  5. Step 5: Solve for x
    x = 270,707,226.88/18,884.43
  6. Step 6: Final answer
    x = 14,334.95

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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.