Home / 19,524.08-29,439.28-17,891.12

Finding the Fourth Proportional to 19,524.08, 29,439.28 and 17,891.12

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Solution

The fourth proportional to 19,524.08, 29,439.28 and 17,891.12 is: 26,977.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,524.08 : 29,439.28 = 17,891.12 : x
  2. Step 2: Convert to fraction form
    19,524.08/29,439.28 = 17,891.12/x
  3. Step 3: Cross multiply
    19,524.08x = 29,439.28 × 17,891.12
  4. Step 4: Simplify right side
    19,524.08x = 526,701,691.19
  5. Step 5: Solve for x
    x = 526,701,691.19/19,524.08
  6. Step 6: Final answer
    x = 26,977.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.