Home / 38,700.24-58,041.72-16,218.96

Finding the Fourth Proportional to 38,700.24, 58,041.72 and 16,218.96

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Solution

The fourth proportional to 38,700.24, 58,041.72 and 16,218.96 is: 24,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700.24 : 58,041.72 = 16,218.96 : x
  2. Step 2: Convert to fraction form
    38,700.24/58,041.72 = 16,218.96/x
  3. Step 3: Cross multiply
    38,700.24x = 58,041.72 × 16,218.96
  4. Step 4: Simplify right side
    38,700.24x = 941,376,335.01
  5. Step 5: Solve for x
    x = 941,376,335.01/38,700.24
  6. Step 6: Final answer
    x = 24,324.82

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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.