Home / 40,986.12-56,560.86-23,081.28

Finding the Fourth Proportional to 40,986.12, 56,560.86 and 23,081.28

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Solution

The fourth proportional to 40,986.12, 56,560.86 and 23,081.28 is: 31,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,986.12 : 56,560.86 = 23,081.28 : x
  2. Step 2: Convert to fraction form
    40,986.12/56,560.86 = 23,081.28/x
  3. Step 3: Cross multiply
    40,986.12x = 56,560.86 × 23,081.28
  4. Step 4: Simplify right side
    40,986.12x = 1,305,497,046.70
  5. Step 5: Solve for x
    x = 1,305,497,046.70/40,986.12
  6. Step 6: Final answer
    x = 31,852.17

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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.