Home / 40,742.40-56,227.12-22,837.41

Finding the Fourth Proportional to 40,742.40, 56,227.12 and 22,837.41

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Solution

The fourth proportional to 40,742.40, 56,227.12 and 22,837.41 is: 31,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,742.40 : 56,227.12 = 22,837.41 : x
  2. Step 2: Convert to fraction form
    40,742.40/56,227.12 = 22,837.41/x
  3. Step 3: Cross multiply
    40,742.40x = 56,227.12 × 22,837.41
  4. Step 4: Simplify right side
    40,742.40x = 1,284,081,818.94
  5. Step 5: Solve for x
    x = 1,284,081,818.94/40,742.40
  6. Step 6: Final answer
    x = 31,517.09

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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.