Home / 16,184.72-22,329.24-12,409.04

Finding the Fourth Proportional to 16,184.72, 22,329.24 and 12,409.04

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Solution

The fourth proportional to 16,184.72, 22,329.24 and 12,409.04 is: 17,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,184.72 : 22,329.24 = 12,409.04 : x
  2. Step 2: Convert to fraction form
    16,184.72/22,329.24 = 12,409.04/x
  3. Step 3: Cross multiply
    16,184.72x = 22,329.24 × 12,409.04
  4. Step 4: Simplify right side
    16,184.72x = 277,084,432.33
  5. Step 5: Solve for x
    x = 277,084,432.33/16,184.72
  6. Step 6: Final answer
    x = 17,120.13

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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.