Home / 40,154.54-55,411.61-22,250.30

Finding the Fourth Proportional to 40,154.54, 55,411.61 and 22,250.30

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Solution

The fourth proportional to 40,154.54, 55,411.61 and 22,250.30 is: 30,704.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.54 : 55,411.61 = 22,250.30 : x
  2. Step 2: Convert to fraction form
    40,154.54/55,411.61 = 22,250.30/x
  3. Step 3: Cross multiply
    40,154.54x = 55,411.61 × 22,250.30
  4. Step 4: Simplify right side
    40,154.54x = 1,232,924,557.67
  5. Step 5: Solve for x
    x = 1,232,924,557.67/40,154.54
  6. Step 6: Final answer
    x = 30,704.49

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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.