Home / 29,058.07-40,083.23-18,298.70

Finding the Fourth Proportional to 29,058.07, 40,083.23 and 18,298.70

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Solution

The fourth proportional to 29,058.07, 40,083.23 and 18,298.70 is: 25,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,058.07 : 40,083.23 = 18,298.70 : x
  2. Step 2: Convert to fraction form
    29,058.07/40,083.23 = 18,298.70/x
  3. Step 3: Cross multiply
    29,058.07x = 40,083.23 × 18,298.70
  4. Step 4: Simplify right side
    29,058.07x = 733,471,000.80
  5. Step 5: Solve for x
    x = 733,471,000.80/29,058.07
  6. Step 6: Final answer
    x = 25,241.56

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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.