Home / 18,228.84-27,295.94-15,613.18

Finding the Fourth Proportional to 18,228.84, 27,295.94 and 15,613.18

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Solution

The fourth proportional to 18,228.84, 27,295.94 and 15,613.18 is: 23,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.84 : 27,295.94 = 15,613.18 : x
  2. Step 2: Convert to fraction form
    18,228.84/27,295.94 = 15,613.18/x
  3. Step 3: Cross multiply
    18,228.84x = 27,295.94 × 15,613.18
  4. Step 4: Simplify right side
    18,228.84x = 426,176,424.49
  5. Step 5: Solve for x
    x = 426,176,424.49/18,228.84
  6. Step 6: Final answer
    x = 23,379.24

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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.