Home / 18,863.22-26,033.22-10,479.72

Finding the Fourth Proportional to 18,863.22, 26,033.22 and 10,479.72

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Solution

The fourth proportional to 18,863.22, 26,033.22 and 10,479.72 is: 14,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.22 : 26,033.22 = 10,479.72 : x
  2. Step 2: Convert to fraction form
    18,863.22/26,033.22 = 10,479.72/x
  3. Step 3: Cross multiply
    18,863.22x = 26,033.22 × 10,479.72
  4. Step 4: Simplify right side
    18,863.22x = 272,820,856.30
  5. Step 5: Solve for x
    x = 272,820,856.30/18,863.22
  6. Step 6: Final answer
    x = 14,463.11

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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.