Home / 23,939.15-33,033.42-13,328.55

Finding the Fourth Proportional to 23,939.15, 33,033.42 and 13,328.55

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Solution

The fourth proportional to 23,939.15, 33,033.42 and 13,328.55 is: 18,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.15 : 33,033.42 = 13,328.55 : x
  2. Step 2: Convert to fraction form
    23,939.15/33,033.42 = 13,328.55/x
  3. Step 3: Cross multiply
    23,939.15x = 33,033.42 × 13,328.55
  4. Step 4: Simplify right side
    23,939.15x = 440,287,590.14
  5. Step 5: Solve for x
    x = 440,287,590.14/23,939.15
  6. Step 6: Final answer
    x = 18,391.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.