Home / 23,929.33-33,021.91-13,319.95

Finding the Fourth Proportional to 23,929.33, 33,021.91 and 13,319.95

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Solution

The fourth proportional to 23,929.33, 33,021.91 and 13,319.95 is: 18,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.33 : 33,021.91 = 13,319.95 : x
  2. Step 2: Convert to fraction form
    23,929.33/33,021.91 = 13,319.95/x
  3. Step 3: Cross multiply
    23,929.33x = 33,021.91 × 13,319.95
  4. Step 4: Simplify right side
    23,929.33x = 439,850,190.10
  5. Step 5: Solve for x
    x = 439,850,190.10/23,929.33
  6. Step 6: Final answer
    x = 18,381.22

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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.