Home / 40,053.60-55,273.68-22,148.64

Finding the Fourth Proportional to 40,053.60, 55,273.68 and 22,148.64

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Solution

The fourth proportional to 40,053.60, 55,273.68 and 22,148.64 is: 30,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053.60 : 55,273.68 = 22,148.64 : x
  2. Step 2: Convert to fraction form
    40,053.60/55,273.68 = 22,148.64/x
  3. Step 3: Cross multiply
    40,053.60x = 55,273.68 × 22,148.64
  4. Step 4: Simplify right side
    40,053.60x = 1,224,236,839.80
  5. Step 5: Solve for x
    x = 1,224,236,839.80/40,053.60
  6. Step 6: Final answer
    x = 30,564.96

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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.