Home / 28,949.88-43,424.01-12,301.56

Finding the Fourth Proportional to 28,949.88, 43,424.01 and 12,301.56

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Solution

The fourth proportional to 28,949.88, 43,424.01 and 12,301.56 is: 18,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,949.88 : 43,424.01 = 12,301.56 : x
  2. Step 2: Convert to fraction form
    28,949.88/43,424.01 = 12,301.56/x
  3. Step 3: Cross multiply
    28,949.88x = 43,424.01 × 12,301.56
  4. Step 4: Simplify right side
    28,949.88x = 534,183,064.46
  5. Step 5: Solve for x
    x = 534,183,064.46/28,949.88
  6. Step 6: Final answer
    x = 18,452.00

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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.