Home / 18,237.35-27,364.53-17,942.51

Finding the Fourth Proportional to 18,237.35, 27,364.53 and 17,942.51

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Solution

The fourth proportional to 18,237.35, 27,364.53 and 17,942.51 is: 26,922.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.35 : 27,364.53 = 17,942.51 : x
  2. Step 2: Convert to fraction form
    18,237.35/27,364.53 = 17,942.51/x
  3. Step 3: Cross multiply
    18,237.35x = 27,364.53 × 17,942.51
  4. Step 4: Simplify right side
    18,237.35x = 490,988,488.87
  5. Step 5: Solve for x
    x = 490,988,488.87/18,237.35
  6. Step 6: Final answer
    x = 26,922.14

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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.