Home / 28,802-39,747.48-17,472.08

Finding the Fourth Proportional to 28,802, 39,747.48 and 17,472.08

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Solution

The fourth proportional to 28,802, 39,747.48 and 17,472.08 is: 24,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802 : 39,747.48 = 17,472.08 : x
  2. Step 2: Convert to fraction form
    28,802/39,747.48 = 17,472.08/x
  3. Step 3: Cross multiply
    28,802x = 39,747.48 × 17,472.08
  4. Step 4: Simplify right side
    28,802x = 694,471,150.36
  5. Step 5: Solve for x
    x = 694,471,150.36/28,802
  6. Step 6: Final answer
    x = 24,111.91

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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.