Home / 19,253.20-26,544.72-15,791.02

Finding the Fourth Proportional to 19,253.20, 26,544.72 and 15,791.02

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Solution

The fourth proportional to 19,253.20, 26,544.72 and 15,791.02 is: 21,771.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.20 : 26,544.72 = 15,791.02 : x
  2. Step 2: Convert to fraction form
    19,253.20/26,544.72 = 15,791.02/x
  3. Step 3: Cross multiply
    19,253.20x = 26,544.72 × 15,791.02
  4. Step 4: Simplify right side
    19,253.20x = 419,168,204.41
  5. Step 5: Solve for x
    x = 419,168,204.41/19,253.20
  6. Step 6: Final answer
    x = 21,771.35

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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.