Home / 18,233.64-25,162.07-10,275.86

Finding the Fourth Proportional to 18,233.64, 25,162.07 and 10,275.86

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Solution

The fourth proportional to 18,233.64, 25,162.07 and 10,275.86 is: 14,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.64 : 25,162.07 = 10,275.86 : x
  2. Step 2: Convert to fraction form
    18,233.64/25,162.07 = 10,275.86/x
  3. Step 3: Cross multiply
    18,233.64x = 25,162.07 × 10,275.86
  4. Step 4: Simplify right side
    18,233.64x = 258,561,920.16
  5. Step 5: Solve for x
    x = 258,561,920.16/18,233.64
  6. Step 6: Final answer
    x = 14,180.49

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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.