Home / 53,648.12-74,034.41-29,774.79

Finding the Fourth Proportional to 53,648.12, 74,034.41 and 29,774.79

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Solution

The fourth proportional to 53,648.12, 74,034.41 and 29,774.79 is: 41,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,648.12 : 74,034.41 = 29,774.79 : x
  2. Step 2: Convert to fraction form
    53,648.12/74,034.41 = 29,774.79/x
  3. Step 3: Cross multiply
    53,648.12x = 74,034.41 × 29,774.79
  4. Step 4: Simplify right side
    53,648.12x = 2,204,358,861.65
  5. Step 5: Solve for x
    x = 2,204,358,861.65/53,648.12
  6. Step 6: Final answer
    x = 41,089.21

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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.