Home / 62,822.10-86,691.30-34,528.80

Finding the Fourth Proportional to 62,822.10, 86,691.30 and 34,528.80

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Solution

The fourth proportional to 62,822.10, 86,691.30 and 34,528.80 is: 47,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,822.10 : 86,691.30 = 34,528.80 : x
  2. Step 2: Convert to fraction form
    62,822.10/86,691.30 = 34,528.80/x
  3. Step 3: Cross multiply
    62,822.10x = 86,691.30 × 34,528.80
  4. Step 4: Simplify right side
    62,822.10x = 2,993,346,559.44
  5. Step 5: Solve for x
    x = 2,993,346,559.44/62,822.10
  6. Step 6: Final answer
    x = 47,647.99

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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.