Home / 13,272.03-19,908.04-3,411.32

Finding the Fourth Proportional to 13,272.03, 19,908.04 and 3,411.32

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Solution

The fourth proportional to 13,272.03, 19,908.04 and 3,411.32 is: 5,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.03 : 19,908.04 = 3,411.32 : x
  2. Step 2: Convert to fraction form
    13,272.03/19,908.04 = 3,411.32/x
  3. Step 3: Cross multiply
    13,272.03x = 19,908.04 × 3,411.32
  4. Step 4: Simplify right side
    13,272.03x = 67,912,598.14
  5. Step 5: Solve for x
    x = 67,912,598.14/13,272.03
  6. Step 6: Final answer
    x = 5,116.97

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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.