Home / 40,979-56,550.84-23,074.04

Finding the Fourth Proportional to 40,979, 56,550.84 and 23,074.04

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Solution

The fourth proportional to 40,979, 56,550.84 and 23,074.04 is: 31,842.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979 : 56,550.84 = 23,074.04 : x
  2. Step 2: Convert to fraction form
    40,979/56,550.84 = 23,074.04/x
  3. Step 3: Cross multiply
    40,979x = 56,550.84 × 23,074.04
  4. Step 4: Simplify right side
    40,979x = 1,304,856,344.19
  5. Step 5: Solve for x
    x = 1,304,856,344.19/40,979
  6. Step 6: Final answer
    x = 31,842.07

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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.