Home / 40,742.19-56,218.76-22,837.55

Finding the Fourth Proportional to 40,742.19, 56,218.76 and 22,837.55

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Solution

The fourth proportional to 40,742.19, 56,218.76 and 22,837.55 is: 31,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,742.19 : 56,218.76 = 22,837.55 : x
  2. Step 2: Convert to fraction form
    40,742.19/56,218.76 = 22,837.55/x
  3. Step 3: Cross multiply
    40,742.19x = 56,218.76 × 22,837.55
  4. Step 4: Simplify right side
    40,742.19x = 1,283,898,432.80
  5. Step 5: Solve for x
    x = 1,283,898,432.80/40,742.19
  6. Step 6: Final answer
    x = 31,512.75

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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.