Home / 13,894.12-20,841.18-8,088.04

Finding the Fourth Proportional to 13,894.12, 20,841.18 and 8,088.04

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Solution

The fourth proportional to 13,894.12, 20,841.18 and 8,088.04 is: 12,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894.12 : 20,841.18 = 8,088.04 : x
  2. Step 2: Convert to fraction form
    13,894.12/20,841.18 = 8,088.04/x
  3. Step 3: Cross multiply
    13,894.12x = 20,841.18 × 8,088.04
  4. Step 4: Simplify right side
    13,894.12x = 168,564,297.49
  5. Step 5: Solve for x
    x = 168,564,297.49/13,894.12
  6. Step 6: Final answer
    x = 12,132.06

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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.