Home / 50,278.92-69,412.62-34,386.72

Finding the Fourth Proportional to 50,278.92, 69,412.62 and 34,386.72

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Solution

The fourth proportional to 50,278.92, 69,412.62 and 34,386.72 is: 47,472.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,278.92 : 69,412.62 = 34,386.72 : x
  2. Step 2: Convert to fraction form
    50,278.92/69,412.62 = 34,386.72/x
  3. Step 3: Cross multiply
    50,278.92x = 69,412.62 × 34,386.72
  4. Step 4: Simplify right side
    50,278.92x = 2,386,872,328.41
  5. Step 5: Solve for x
    x = 2,386,872,328.41/50,278.92
  6. Step 6: Final answer
    x = 47,472.63

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Double scale
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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.