Home / 15,289.23-22,936.12-5,427.68

Finding the Fourth Proportional to 15,289.23, 22,936.12 and 5,427.68

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Solution

The fourth proportional to 15,289.23, 22,936.12 and 5,427.68 is: 8,142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,289.23 : 22,936.12 = 5,427.68 : x
  2. Step 2: Convert to fraction form
    15,289.23/22,936.12 = 5,427.68/x
  3. Step 3: Cross multiply
    15,289.23x = 22,936.12 × 5,427.68
  4. Step 4: Simplify right side
    15,289.23x = 124,489,963.57
  5. Step 5: Solve for x
    x = 124,489,963.57/15,289.23
  6. Step 6: Final answer
    x = 8,142.33

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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.