Home / 19,195.52-26,501.28-13,884.80

Finding the Fourth Proportional to 19,195.52, 26,501.28 and 13,884.80

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Solution

The fourth proportional to 19,195.52, 26,501.28 and 13,884.80 is: 19,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.52 : 26,501.28 = 13,884.80 : x
  2. Step 2: Convert to fraction form
    19,195.52/26,501.28 = 13,884.80/x
  3. Step 3: Cross multiply
    19,195.52x = 26,501.28 × 13,884.80
  4. Step 4: Simplify right side
    19,195.52x = 367,964,972.54
  5. Step 5: Solve for x
    x = 367,964,972.54/19,195.52
  6. Step 6: Final answer
    x = 19,169.32

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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.