Home / 82,656.24-123,996.04-26,483.21

Finding the Fourth Proportional to 82,656.24, 123,996.04 and 26,483.21

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Solution

The fourth proportional to 82,656.24, 123,996.04 and 26,483.21 is: 39,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,656.24 : 123,996.04 = 26,483.21 : x
  2. Step 2: Convert to fraction form
    82,656.24/123,996.04 = 26,483.21/x
  3. Step 3: Cross multiply
    82,656.24x = 123,996.04 × 26,483.21
  4. Step 4: Simplify right side
    82,656.24x = 3,283,813,166.49
  5. Step 5: Solve for x
    x = 3,283,813,166.49/82,656.24
  6. Step 6: Final answer
    x = 39,728.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.