Home / 17,243.65-25,865.47-11,398.91

Finding the Fourth Proportional to 17,243.65, 25,865.47 and 11,398.91

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Solution

The fourth proportional to 17,243.65, 25,865.47 and 11,398.91 is: 17,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.65 : 25,865.47 = 11,398.91 : x
  2. Step 2: Convert to fraction form
    17,243.65/25,865.47 = 11,398.91/x
  3. Step 3: Cross multiply
    17,243.65x = 25,865.47 × 11,398.91
  4. Step 4: Simplify right side
    17,243.65x = 294,838,243.55
  5. Step 5: Solve for x
    x = 294,838,243.55/17,243.65
  6. Step 6: Final answer
    x = 17,098.37

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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.