Home / 19,224.42-28,854.45-11,843.30

Finding the Fourth Proportional to 19,224.42, 28,854.45 and 11,843.30

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Solution

The fourth proportional to 19,224.42, 28,854.45 and 11,843.30 is: 17,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224.42 : 28,854.45 = 11,843.30 : x
  2. Step 2: Convert to fraction form
    19,224.42/28,854.45 = 11,843.30/x
  3. Step 3: Cross multiply
    19,224.42x = 28,854.45 × 11,843.30
  4. Step 4: Simplify right side
    19,224.42x = 341,731,763.41
  5. Step 5: Solve for x
    x = 341,731,763.41/19,224.42
  6. Step 6: Final answer
    x = 17,775.92

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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.