Home / 18,863.26-26,032.12-10,479.76

Finding the Fourth Proportional to 18,863.26, 26,032.12 and 10,479.76

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Solution

The fourth proportional to 18,863.26, 26,032.12 and 10,479.76 is: 14,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.26 : 26,032.12 = 10,479.76 : x
  2. Step 2: Convert to fraction form
    18,863.26/26,032.12 = 10,479.76/x
  3. Step 3: Cross multiply
    18,863.26x = 26,032.12 × 10,479.76
  4. Step 4: Simplify right side
    18,863.26x = 272,810,369.89
  5. Step 5: Solve for x
    x = 272,810,369.89/18,863.26
  6. Step 6: Final answer
    x = 14,462.53

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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.