Home / 19,924.11-29,886.21-11,154.24

Finding the Fourth Proportional to 19,924.11, 29,886.21 and 11,154.24

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Solution

The fourth proportional to 19,924.11, 29,886.21 and 11,154.24 is: 16,731.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,924.11 : 29,886.21 = 11,154.24 : x
  2. Step 2: Convert to fraction form
    19,924.11/29,886.21 = 11,154.24/x
  3. Step 3: Cross multiply
    19,924.11x = 29,886.21 × 11,154.24
  4. Step 4: Simplify right side
    19,924.11x = 333,357,959.03
  5. Step 5: Solve for x
    x = 333,357,959.03/19,924.11
  6. Step 6: Final answer
    x = 16,731.39

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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.