Home / 18,292.51-27,274.82-17,960.36

Finding the Fourth Proportional to 18,292.51, 27,274.82 and 17,960.36

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Solution

The fourth proportional to 18,292.51, 27,274.82 and 17,960.36 is: 26,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292.51 : 27,274.82 = 17,960.36 : x
  2. Step 2: Convert to fraction form
    18,292.51/27,274.82 = 17,960.36/x
  3. Step 3: Cross multiply
    18,292.51x = 27,274.82 × 17,960.36
  4. Step 4: Simplify right side
    18,292.51x = 489,865,586.14
  5. Step 5: Solve for x
    x = 489,865,586.14/18,292.51
  6. Step 6: Final answer
    x = 26,779.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.