Home / 40,281.71-55,590.50-22,378.41

Finding the Fourth Proportional to 40,281.71, 55,590.50 and 22,378.41

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Solution

The fourth proportional to 40,281.71, 55,590.50 and 22,378.41 is: 30,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.71 : 55,590.50 = 22,378.41 : x
  2. Step 2: Convert to fraction form
    40,281.71/55,590.50 = 22,378.41/x
  3. Step 3: Cross multiply
    40,281.71x = 55,590.50 × 22,378.41
  4. Step 4: Simplify right side
    40,281.71x = 1,244,027,057.05
  5. Step 5: Solve for x
    x = 1,244,027,057.05/40,281.71
  6. Step 6: Final answer
    x = 30,883.18

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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.