Home / 16,864.20-25,275.78-11,935.26

Finding the Fourth Proportional to 16,864.20, 25,275.78 and 11,935.26

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Solution

The fourth proportional to 16,864.20, 25,275.78 and 11,935.26 is: 17,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.20 : 25,275.78 = 11,935.26 : x
  2. Step 2: Convert to fraction form
    16,864.20/25,275.78 = 11,935.26/x
  3. Step 3: Cross multiply
    16,864.20x = 25,275.78 × 11,935.26
  4. Step 4: Simplify right side
    16,864.20x = 301,673,006.00
  5. Step 5: Solve for x
    x = 301,673,006.00/16,864.20
  6. Step 6: Final answer
    x = 17,888.37

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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.