Home / 51,407.33-70,942.30-29,902.23

Finding the Fourth Proportional to 51,407.33, 70,942.30 and 29,902.23

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Solution

The fourth proportional to 51,407.33, 70,942.30 and 29,902.23 is: 41,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,407.33 : 70,942.30 = 29,902.23 : x
  2. Step 2: Convert to fraction form
    51,407.33/70,942.30 = 29,902.23/x
  3. Step 3: Cross multiply
    51,407.33x = 70,942.30 × 29,902.23
  4. Step 4: Simplify right side
    51,407.33x = 2,121,332,896.57
  5. Step 5: Solve for x
    x = 2,121,332,896.57/51,407.33
  6. Step 6: Final answer
    x = 41,265.19

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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.