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Finding the Fourth Proportional to 53,251.82, 73,483.72 and 29,971.65

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Solution

The fourth proportional to 53,251.82, 73,483.72 and 29,971.65 is: 41,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,251.82 : 73,483.72 = 29,971.65 : x
  2. Step 2: Convert to fraction form
    53,251.82/73,483.72 = 29,971.65/x
  3. Step 3: Cross multiply
    53,251.82x = 73,483.72 × 29,971.65
  4. Step 4: Simplify right side
    53,251.82x = 2,202,428,261.61
  5. Step 5: Solve for x
    x = 2,202,428,261.61/53,251.82
  6. Step 6: Final answer
    x = 41,358.74

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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.