Home / 16,929.29-25,385.28-7,065.92

Finding the Fourth Proportional to 16,929.29, 25,385.28 and 7,065.92

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Solution

The fourth proportional to 16,929.29, 25,385.28 and 7,065.92 is: 10,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.29 : 25,385.28 = 7,065.92 : x
  2. Step 2: Convert to fraction form
    16,929.29/25,385.28 = 7,065.92/x
  3. Step 3: Cross multiply
    16,929.29x = 25,385.28 × 7,065.92
  4. Step 4: Simplify right side
    16,929.29x = 179,370,357.66
  5. Step 5: Solve for x
    x = 179,370,357.66/16,929.29
  6. Step 6: Final answer
    x = 10,595.27

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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.