Home / 15,552.36-23,325.75-5,691.78

Finding the Fourth Proportional to 15,552.36, 23,325.75 and 5,691.78

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Solution

The fourth proportional to 15,552.36, 23,325.75 and 5,691.78 is: 8,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.36 : 23,325.75 = 5,691.78 : x
  2. Step 2: Convert to fraction form
    15,552.36/23,325.75 = 5,691.78/x
  3. Step 3: Cross multiply
    15,552.36x = 23,325.75 × 5,691.78
  4. Step 4: Simplify right side
    15,552.36x = 132,765,037.34
  5. Step 5: Solve for x
    x = 132,765,037.34/15,552.36
  6. Step 6: Final answer
    x = 8,536.65

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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.