Home / 15,554.49-23,331.73-3,867.71

Finding the Fourth Proportional to 15,554.49, 23,331.73 and 3,867.71

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Solution

The fourth proportional to 15,554.49, 23,331.73 and 3,867.71 is: 5,801.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.49 : 23,331.73 = 3,867.71 : x
  2. Step 2: Convert to fraction form
    15,554.49/23,331.73 = 3,867.71/x
  3. Step 3: Cross multiply
    15,554.49x = 23,331.73 × 3,867.71
  4. Step 4: Simplify right side
    15,554.49x = 90,240,377.60
  5. Step 5: Solve for x
    x = 90,240,377.60/15,554.49
  6. Step 6: Final answer
    x = 5,801.56

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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.