Home / 45,066.08-67,660.40-25,358.48

Finding the Fourth Proportional to 45,066.08, 67,660.40 and 25,358.48

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Solution

The fourth proportional to 45,066.08, 67,660.40 and 25,358.48 is: 38,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066.08 : 67,660.40 = 25,358.48 : x
  2. Step 2: Convert to fraction form
    45,066.08/67,660.40 = 25,358.48/x
  3. Step 3: Cross multiply
    45,066.08x = 67,660.40 × 25,358.48
  4. Step 4: Simplify right side
    45,066.08x = 1,715,764,900.19
  5. Step 5: Solve for x
    x = 1,715,764,900.19/45,066.08
  6. Step 6: Final answer
    x = 38,072.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.