Home / 40,295.75-55,609.13-22,392.45

Finding the Fourth Proportional to 40,295.75, 55,609.13 and 22,392.45

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Solution

The fourth proportional to 40,295.75, 55,609.13 and 22,392.45 is: 30,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295.75 : 55,609.13 = 22,392.45 : x
  2. Step 2: Convert to fraction form
    40,295.75/55,609.13 = 22,392.45/x
  3. Step 3: Cross multiply
    40,295.75x = 55,609.13 × 22,392.45
  4. Step 4: Simplify right side
    40,295.75x = 1,245,224,719.05
  5. Step 5: Solve for x
    x = 1,245,224,719.05/40,295.75
  6. Step 6: Final answer
    x = 30,902.14

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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.