Home / 15,637.78-23,454.24-5,774.82

Finding the Fourth Proportional to 15,637.78, 23,454.24 and 5,774.82

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Solution

The fourth proportional to 15,637.78, 23,454.24 and 5,774.82 is: 8,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.78 : 23,454.24 = 5,774.82 : x
  2. Step 2: Convert to fraction form
    15,637.78/23,454.24 = 5,774.82/x
  3. Step 3: Cross multiply
    15,637.78x = 23,454.24 × 5,774.82
  4. Step 4: Simplify right side
    15,637.78x = 135,443,896.97
  5. Step 5: Solve for x
    x = 135,443,896.97/15,637.78
  6. Step 6: Final answer
    x = 8,661.33

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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.