Home / 13,981.34-19,297.04-8,017.04

Finding the Fourth Proportional to 13,981.34, 19,297.04 and 8,017.04

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Solution

The fourth proportional to 13,981.34, 19,297.04 and 8,017.04 is: 11,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981.34 : 19,297.04 = 8,017.04 : x
  2. Step 2: Convert to fraction form
    13,981.34/19,297.04 = 8,017.04/x
  3. Step 3: Cross multiply
    13,981.34x = 19,297.04 × 8,017.04
  4. Step 4: Simplify right side
    13,981.34x = 154,705,149.72
  5. Step 5: Solve for x
    x = 154,705,149.72/13,981.34
  6. Step 6: Final answer
    x = 11,065.11

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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.