Home / 49,705.48-68,618.97-38,349.46

Finding the Fourth Proportional to 49,705.48, 68,618.97 and 38,349.46

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Solution

The fourth proportional to 49,705.48, 68,618.97 and 38,349.46 is: 52,941.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,705.48 : 68,618.97 = 38,349.46 : x
  2. Step 2: Convert to fraction form
    49,705.48/68,618.97 = 38,349.46/x
  3. Step 3: Cross multiply
    49,705.48x = 68,618.97 × 38,349.46
  4. Step 4: Simplify right side
    49,705.48x = 2,631,500,445.26
  5. Step 5: Solve for x
    x = 2,631,500,445.26/49,705.48
  6. Step 6: Final answer
    x = 52,941.86

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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.