Home / 16,836.46-25,192.33-12,397.40

Finding the Fourth Proportional to 16,836.46, 25,192.33 and 12,397.40

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Solution

The fourth proportional to 16,836.46, 25,192.33 and 12,397.40 is: 18,550.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.46 : 25,192.33 = 12,397.40 : x
  2. Step 2: Convert to fraction form
    16,836.46/25,192.33 = 12,397.40/x
  3. Step 3: Cross multiply
    16,836.46x = 25,192.33 × 12,397.40
  4. Step 4: Simplify right side
    16,836.46x = 312,319,540.90
  5. Step 5: Solve for x
    x = 312,319,540.90/16,836.46
  6. Step 6: Final answer
    x = 18,550.19

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1.5x scale

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.