Home / 17,824.50-26,726.94-12,208.64

Finding the Fourth Proportional to 17,824.50, 26,726.94 and 12,208.64

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Solution

The fourth proportional to 17,824.50, 26,726.94 and 12,208.64 is: 18,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,824.50 : 26,726.94 = 12,208.64 : x
  2. Step 2: Convert to fraction form
    17,824.50/26,726.94 = 12,208.64/x
  3. Step 3: Cross multiply
    17,824.50x = 26,726.94 × 12,208.64
  4. Step 4: Simplify right side
    17,824.50x = 326,299,455.13
  5. Step 5: Solve for x
    x = 326,299,455.13/17,824.50
  6. Step 6: Final answer
    x = 18,306.23

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1.5x scale

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.