Home / 18,233.91-25,162.45-10,275.98

Finding the Fourth Proportional to 18,233.91, 25,162.45 and 10,275.98

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Solution

The fourth proportional to 18,233.91, 25,162.45 and 10,275.98 is: 14,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.91 : 25,162.45 = 10,275.98 : x
  2. Step 2: Convert to fraction form
    18,233.91/25,162.45 = 10,275.98/x
  3. Step 3: Cross multiply
    18,233.91x = 25,162.45 × 10,275.98
  4. Step 4: Simplify right side
    18,233.91x = 258,568,681.45
  5. Step 5: Solve for x
    x = 258,568,681.45/18,233.91
  6. Step 6: Final answer
    x = 14,180.65

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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.