Home / 45,022.80-62,148.96-40,298.88

Finding the Fourth Proportional to 45,022.80, 62,148.96 and 40,298.88

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Solution

The fourth proportional to 45,022.80, 62,148.96 and 40,298.88 is: 55,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,022.80 : 62,148.96 = 40,298.88 : x
  2. Step 2: Convert to fraction form
    45,022.80/62,148.96 = 40,298.88/x
  3. Step 3: Cross multiply
    45,022.80x = 62,148.96 × 40,298.88
  4. Step 4: Simplify right side
    45,022.80x = 2,504,533,481.16
  5. Step 5: Solve for x
    x = 2,504,533,481.16/45,022.80
  6. Step 6: Final answer
    x = 55,628.11

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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.