Home / 49,541.75-68,315.50-38,213.09

Finding the Fourth Proportional to 49,541.75, 68,315.50 and 38,213.09

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Solution

The fourth proportional to 49,541.75, 68,315.50 and 38,213.09 is: 52,693.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,541.75 : 68,315.50 = 38,213.09 : x
  2. Step 2: Convert to fraction form
    49,541.75/68,315.50 = 38,213.09/x
  3. Step 3: Cross multiply
    49,541.75x = 68,315.50 × 38,213.09
  4. Step 4: Simplify right side
    49,541.75x = 2,610,546,349.90
  5. Step 5: Solve for x
    x = 2,610,546,349.90/49,541.75
  6. Step 6: Final answer
    x = 52,693.87

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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.