Home / 40,265.64-55,569.16-22,360.65

Finding the Fourth Proportional to 40,265.64, 55,569.16 and 22,360.65

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Solution

The fourth proportional to 40,265.64, 55,569.16 and 22,360.65 is: 30,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.64 : 55,569.16 = 22,360.65 : x
  2. Step 2: Convert to fraction form
    40,265.64/55,569.16 = 22,360.65/x
  3. Step 3: Cross multiply
    40,265.64x = 55,569.16 × 22,360.65
  4. Step 4: Simplify right side
    40,265.64x = 1,242,562,147.90
  5. Step 5: Solve for x
    x = 1,242,562,147.90/40,265.64
  6. Step 6: Final answer
    x = 30,859.12

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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.