Home / 39,230.76-58,872.06-18,455.88

Finding the Fourth Proportional to 39,230.76, 58,872.06 and 18,455.88

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Solution

The fourth proportional to 39,230.76, 58,872.06 and 18,455.88 is: 27,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.76 : 58,872.06 = 18,455.88 : x
  2. Step 2: Convert to fraction form
    39,230.76/58,872.06 = 18,455.88/x
  3. Step 3: Cross multiply
    39,230.76x = 58,872.06 × 18,455.88
  4. Step 4: Simplify right side
    39,230.76x = 1,086,535,674.71
  5. Step 5: Solve for x
    x = 1,086,535,674.71/39,230.76
  6. Step 6: Final answer
    x = 27,696.01

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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.