Home / 40,697.82-56,161.68-22,547.80

Finding the Fourth Proportional to 40,697.82, 56,161.68 and 22,547.80

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Solution

The fourth proportional to 40,697.82, 56,161.68 and 22,547.80 is: 31,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697.82 : 56,161.68 = 22,547.80 : x
  2. Step 2: Convert to fraction form
    40,697.82/56,161.68 = 22,547.80/x
  3. Step 3: Cross multiply
    40,697.82x = 56,161.68 × 22,547.80
  4. Step 4: Simplify right side
    40,697.82x = 1,266,322,187.90
  5. Step 5: Solve for x
    x = 1,266,322,187.90/40,697.82
  6. Step 6: Final answer
    x = 31,115.23

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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.