Home / 17,679.24-24,397.23-9,721.26

Finding the Fourth Proportional to 17,679.24, 24,397.23 and 9,721.26

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Solution

The fourth proportional to 17,679.24, 24,397.23 and 9,721.26 is: 13,415.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.24 : 24,397.23 = 9,721.26 : x
  2. Step 2: Convert to fraction form
    17,679.24/24,397.23 = 9,721.26/x
  3. Step 3: Cross multiply
    17,679.24x = 24,397.23 × 9,721.26
  4. Step 4: Simplify right side
    17,679.24x = 237,171,816.11
  5. Step 5: Solve for x
    x = 237,171,816.11/17,679.24
  6. Step 6: Final answer
    x = 13,415.27

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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.