Home / 26,339.31-39,512.84-8,564.13

Finding the Fourth Proportional to 26,339.31, 39,512.84 and 8,564.13

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Solution

The fourth proportional to 26,339.31, 39,512.84 and 8,564.13 is: 12,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.31 : 39,512.84 = 8,564.13 : x
  2. Step 2: Convert to fraction form
    26,339.31/39,512.84 = 8,564.13/x
  3. Step 3: Cross multiply
    26,339.31x = 39,512.84 × 8,564.13
  4. Step 4: Simplify right side
    26,339.31x = 338,393,055.61
  5. Step 5: Solve for x
    x = 338,393,055.61/26,339.31
  6. Step 6: Final answer
    x = 12,847.45

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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.