Home / 40,544.15-55,951.16-22,640.72

Finding the Fourth Proportional to 40,544.15, 55,951.16 and 22,640.72

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Solution

The fourth proportional to 40,544.15, 55,951.16 and 22,640.72 is: 31,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,544.15 : 55,951.16 = 22,640.72 : x
  2. Step 2: Convert to fraction form
    40,544.15/55,951.16 = 22,640.72/x
  3. Step 3: Cross multiply
    40,544.15x = 55,951.16 × 22,640.72
  4. Step 4: Simplify right side
    40,544.15x = 1,266,774,154.28
  5. Step 5: Solve for x
    x = 1,266,774,154.28/40,544.15
  6. Step 6: Final answer
    x = 31,244.32

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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.