Home / 52,087.35-71,876.29-29,428.31

Finding the Fourth Proportional to 52,087.35, 71,876.29 and 29,428.31

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Solution

The fourth proportional to 52,087.35, 71,876.29 and 29,428.31 is: 40,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087.35 : 71,876.29 = 29,428.31 : x
  2. Step 2: Convert to fraction form
    52,087.35/71,876.29 = 29,428.31/x
  3. Step 3: Cross multiply
    52,087.35x = 71,876.29 × 29,428.31
  4. Step 4: Simplify right side
    52,087.35x = 2,115,197,822.30
  5. Step 5: Solve for x
    x = 2,115,197,822.30/52,087.35
  6. Step 6: Final answer
    x = 40,608.66

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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.