Home / 50,810.10-70,114.42-28,146.97

Finding the Fourth Proportional to 50,810.10, 70,114.42 and 28,146.97

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Solution

The fourth proportional to 50,810.10, 70,114.42 and 28,146.97 is: 38,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,810.10 : 70,114.42 = 28,146.97 : x
  2. Step 2: Convert to fraction form
    50,810.10/70,114.42 = 28,146.97/x
  3. Step 3: Cross multiply
    50,810.10x = 70,114.42 × 28,146.97
  4. Step 4: Simplify right side
    50,810.10x = 1,973,508,335.57
  5. Step 5: Solve for x
    x = 1,973,508,335.57/50,810.10
  6. Step 6: Final answer
    x = 38,840.87

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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.