Home / 40,358.50-55,722.16-25,257.26

Finding the Fourth Proportional to 40,358.50, 55,722.16 and 25,257.26

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Solution

The fourth proportional to 40,358.50, 55,722.16 and 25,257.26 is: 34,872.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,358.50 : 55,722.16 = 25,257.26 : x
  2. Step 2: Convert to fraction form
    40,358.50/55,722.16 = 25,257.26/x
  3. Step 3: Cross multiply
    40,358.50x = 55,722.16 × 25,257.26
  4. Step 4: Simplify right side
    40,358.50x = 1,407,389,253.76
  5. Step 5: Solve for x
    x = 1,407,389,253.76/40,358.50
  6. Step 6: Final answer
    x = 34,872.19

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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.