Home / 40,410.48-55,765.20-22,505.10

Finding the Fourth Proportional to 40,410.48, 55,765.20 and 22,505.10

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Solution

The fourth proportional to 40,410.48, 55,765.20 and 22,505.10 is: 31,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410.48 : 55,765.20 = 22,505.10 : x
  2. Step 2: Convert to fraction form
    40,410.48/55,765.20 = 22,505.10/x
  3. Step 3: Cross multiply
    40,410.48x = 55,765.20 × 22,505.10
  4. Step 4: Simplify right side
    40,410.48x = 1,255,001,402.52
  5. Step 5: Solve for x
    x = 1,255,001,402.52/40,410.48
  6. Step 6: Final answer
    x = 31,056.33

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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.