Home / 17,133.68-23,645-9,579.76

Finding the Fourth Proportional to 17,133.68, 23,645 and 9,579.76

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Solution

The fourth proportional to 17,133.68, 23,645 and 9,579.76 is: 13,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.68 : 23,645 = 9,579.76 : x
  2. Step 2: Convert to fraction form
    17,133.68/23,645 = 9,579.76/x
  3. Step 3: Cross multiply
    17,133.68x = 23,645 × 9,579.76
  4. Step 4: Simplify right side
    17,133.68x = 226,513,425.20
  5. Step 5: Solve for x
    x = 226,513,425.20/17,133.68
  6. Step 6: Final answer
    x = 13,220.36

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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.