Home / 51,073.38-70,423.16-35,961.21

Finding the Fourth Proportional to 51,073.38, 70,423.16 and 35,961.21

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Solution

The fourth proportional to 51,073.38, 70,423.16 and 35,961.21 is: 49,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.38 : 70,423.16 = 35,961.21 : x
  2. Step 2: Convert to fraction form
    51,073.38/70,423.16 = 35,961.21/x
  3. Step 3: Cross multiply
    51,073.38x = 70,423.16 × 35,961.21
  4. Step 4: Simplify right side
    51,073.38x = 2,532,501,865.82
  5. Step 5: Solve for x
    x = 2,532,501,865.82/51,073.38
  6. Step 6: Final answer
    x = 49,585.55

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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.