Home / 17,679.36-24,391.68-10,222.08

Finding the Fourth Proportional to 17,679.36, 24,391.68 and 10,222.08

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Solution

The fourth proportional to 17,679.36, 24,391.68 and 10,222.08 is: 14,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.36 : 24,391.68 = 10,222.08 : x
  2. Step 2: Convert to fraction form
    17,679.36/24,391.68 = 10,222.08/x
  3. Step 3: Cross multiply
    17,679.36x = 24,391.68 × 10,222.08
  4. Step 4: Simplify right side
    17,679.36x = 249,333,704.29
  5. Step 5: Solve for x
    x = 249,333,704.29/17,679.36
  6. Step 6: Final answer
    x = 14,103.10

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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.