Home / 40,718.24-61,100.08-21,997.92

Finding the Fourth Proportional to 40,718.24, 61,100.08 and 21,997.92

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Solution

The fourth proportional to 40,718.24, 61,100.08 and 21,997.92 is: 33,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,718.24 : 61,100.08 = 21,997.92 : x
  2. Step 2: Convert to fraction form
    40,718.24/61,100.08 = 21,997.92/x
  3. Step 3: Cross multiply
    40,718.24x = 61,100.08 × 21,997.92
  4. Step 4: Simplify right side
    40,718.24x = 1,344,074,671.83
  5. Step 5: Solve for x
    x = 1,344,074,671.83/40,718.24
  6. Step 6: Final answer
    x = 33,009.15

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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.