Home / 23,130.78-34,604.91-17,825.64

Finding the Fourth Proportional to 23,130.78, 34,604.91 and 17,825.64

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Solution

The fourth proportional to 23,130.78, 34,604.91 and 17,825.64 is: 26,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.78 : 34,604.91 = 17,825.64 : x
  2. Step 2: Convert to fraction form
    23,130.78/34,604.91 = 17,825.64/x
  3. Step 3: Cross multiply
    23,130.78x = 34,604.91 × 17,825.64
  4. Step 4: Simplify right side
    23,130.78x = 616,854,667.89
  5. Step 5: Solve for x
    x = 616,854,667.89/23,130.78
  6. Step 6: Final answer
    x = 26,668.13

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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.