Home / 15,447.38-23,175.68-10,953.09

Finding the Fourth Proportional to 15,447.38, 23,175.68 and 10,953.09

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Solution

The fourth proportional to 15,447.38, 23,175.68 and 10,953.09 is: 16,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.38 : 23,175.68 = 10,953.09 : x
  2. Step 2: Convert to fraction form
    15,447.38/23,175.68 = 10,953.09/x
  3. Step 3: Cross multiply
    15,447.38x = 23,175.68 × 10,953.09
  4. Step 4: Simplify right side
    15,447.38x = 253,845,254.09
  5. Step 5: Solve for x
    x = 253,845,254.09/15,447.38
  6. Step 6: Final answer
    x = 16,432.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.