Home / 16,620.93-22,929.75-9,545.85

Finding the Fourth Proportional to 16,620.93, 22,929.75 and 9,545.85

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Solution

The fourth proportional to 16,620.93, 22,929.75 and 9,545.85 is: 13,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.93 : 22,929.75 = 9,545.85 : x
  2. Step 2: Convert to fraction form
    16,620.93/22,929.75 = 9,545.85/x
  3. Step 3: Cross multiply
    16,620.93x = 22,929.75 × 9,545.85
  4. Step 4: Simplify right side
    16,620.93x = 218,883,954.04
  5. Step 5: Solve for x
    x = 218,883,954.04/16,620.93
  6. Step 6: Final answer
    x = 13,169.18

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1.5x scale

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.