Home / 40,718.43-56,187.68-22,814.19

Finding the Fourth Proportional to 40,718.43, 56,187.68 and 22,814.19

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Solution

The fourth proportional to 40,718.43, 56,187.68 and 22,814.19 is: 31,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,718.43 : 56,187.68 = 22,814.19 : x
  2. Step 2: Convert to fraction form
    40,718.43/56,187.68 = 22,814.19/x
  3. Step 3: Cross multiply
    40,718.43x = 56,187.68 × 22,814.19
  4. Step 4: Simplify right side
    40,718.43x = 1,281,876,293.11
  5. Step 5: Solve for x
    x = 1,281,876,293.11/40,718.43
  6. Step 6: Final answer
    x = 31,481.48

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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.