Home / 53,677.13-74,071.97-29,805.32

Finding the Fourth Proportional to 53,677.13, 74,071.97 and 29,805.32

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Solution

The fourth proportional to 53,677.13, 74,071.97 and 29,805.32 is: 41,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,677.13 : 74,071.97 = 29,805.32 : x
  2. Step 2: Convert to fraction form
    53,677.13/74,071.97 = 29,805.32/x
  3. Step 3: Cross multiply
    53,677.13x = 74,071.97 × 29,805.32
  4. Step 4: Simplify right side
    53,677.13x = 2,207,738,500.15
  5. Step 5: Solve for x
    x = 2,207,738,500.15/53,677.13
  6. Step 6: Final answer
    x = 41,129.96

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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.