Home / 15,288.91-22,922.49-5,921.02

Finding the Fourth Proportional to 15,288.91, 22,922.49 and 5,921.02

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Solution

The fourth proportional to 15,288.91, 22,922.49 and 5,921.02 is: 8,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.91 : 22,922.49 = 5,921.02 : x
  2. Step 2: Convert to fraction form
    15,288.91/22,922.49 = 5,921.02/x
  3. Step 3: Cross multiply
    15,288.91x = 22,922.49 × 5,921.02
  4. Step 4: Simplify right side
    15,288.91x = 135,724,521.74
  5. Step 5: Solve for x
    x = 135,724,521.74/15,288.91
  6. Step 6: Final answer
    x = 8,877.32

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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.