Home / 54,391.32-81,587.88-14,948.19

Finding the Fourth Proportional to 54,391.32, 81,587.88 and 14,948.19

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Solution

The fourth proportional to 54,391.32, 81,587.88 and 14,948.19 is: 22,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,391.32 : 81,587.88 = 14,948.19 : x
  2. Step 2: Convert to fraction form
    54,391.32/81,587.88 = 14,948.19/x
  3. Step 3: Cross multiply
    54,391.32x = 81,587.88 × 14,948.19
  4. Step 4: Simplify right side
    54,391.32x = 1,219,591,131.94
  5. Step 5: Solve for x
    x = 1,219,591,131.94/54,391.32
  6. Step 6: Final answer
    x = 22,422.53

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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.