Home / 22,577.75-31,155.92-12,505.58

Finding the Fourth Proportional to 22,577.75, 31,155.92 and 12,505.58

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Solution

The fourth proportional to 22,577.75, 31,155.92 and 12,505.58 is: 17,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.75 : 31,155.92 = 12,505.58 : x
  2. Step 2: Convert to fraction form
    22,577.75/31,155.92 = 12,505.58/x
  3. Step 3: Cross multiply
    22,577.75x = 31,155.92 × 12,505.58
  4. Step 4: Simplify right side
    22,577.75x = 389,622,694.25
  5. Step 5: Solve for x
    x = 389,622,694.25/22,577.75
  6. Step 6: Final answer
    x = 17,256.94

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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.