Home / 39,582-54,624.24-22,816.08

Finding the Fourth Proportional to 39,582, 54,624.24 and 22,816.08

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Solution

The fourth proportional to 39,582, 54,624.24 and 22,816.08 is: 31,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,582 : 54,624.24 = 22,816.08 : x
  2. Step 2: Convert to fraction form
    39,582/54,624.24 = 22,816.08/x
  3. Step 3: Cross multiply
    39,582x = 54,624.24 × 22,816.08
  4. Step 4: Simplify right side
    39,582x = 1,246,311,029.78
  5. Step 5: Solve for x
    x = 1,246,311,029.78/39,582
  6. Step 6: Final answer
    x = 31,486.81

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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.