Home / 17,216.47-23,721.09-13,452.10

Finding the Fourth Proportional to 17,216.47, 23,721.09 and 13,452.10

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Solution

The fourth proportional to 17,216.47, 23,721.09 and 13,452.10 is: 18,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.47 : 23,721.09 = 13,452.10 : x
  2. Step 2: Convert to fraction form
    17,216.47/23,721.09 = 13,452.10/x
  3. Step 3: Cross multiply
    17,216.47x = 23,721.09 × 13,452.10
  4. Step 4: Simplify right side
    17,216.47x = 319,098,488.51
  5. Step 5: Solve for x
    x = 319,098,488.51/17,216.47
  6. Step 6: Final answer
    x = 18,534.49

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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.