Home / 69,064.38-103,581.21-26,945.58

Finding the Fourth Proportional to 69,064.38, 103,581.21 and 26,945.58

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Solution

The fourth proportional to 69,064.38, 103,581.21 and 26,945.58 is: 40,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,064.38 : 103,581.21 = 26,945.58 : x
  2. Step 2: Convert to fraction form
    69,064.38/103,581.21 = 26,945.58/x
  3. Step 3: Cross multiply
    69,064.38x = 103,581.21 × 26,945.58
  4. Step 4: Simplify right side
    69,064.38x = 2,791,055,780.55
  5. Step 5: Solve for x
    x = 2,791,055,780.55/69,064.38
  6. Step 6: Final answer
    x = 40,412.38

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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.