Home / 29,228.46-40,146.87-28,668.08

Finding the Fourth Proportional to 29,228.46, 40,146.87 and 28,668.08

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Solution

The fourth proportional to 29,228.46, 40,146.87 and 28,668.08 is: 39,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.46 : 40,146.87 = 28,668.08 : x
  2. Step 2: Convert to fraction form
    29,228.46/40,146.87 = 28,668.08/x
  3. Step 3: Cross multiply
    29,228.46x = 40,146.87 × 28,668.08
  4. Step 4: Simplify right side
    29,228.46x = 1,150,933,480.18
  5. Step 5: Solve for x
    x = 1,150,933,480.18/29,228.46
  6. Step 6: Final answer
    x = 39,377.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.