Home / 29,230.24-43,878.12-11,712.28

Finding the Fourth Proportional to 29,230.24, 43,878.12 and 11,712.28

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Solution

The fourth proportional to 29,230.24, 43,878.12 and 11,712.28 is: 17,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.24 : 43,878.12 = 11,712.28 : x
  2. Step 2: Convert to fraction form
    29,230.24/43,878.12 = 11,712.28/x
  3. Step 3: Cross multiply
    29,230.24x = 43,878.12 × 11,712.28
  4. Step 4: Simplify right side
    29,230.24x = 513,912,827.31
  5. Step 5: Solve for x
    x = 513,912,827.31/29,230.24
  6. Step 6: Final answer
    x = 17,581.55

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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.