Home / 23,974.77-33,085.43-13,220.04

Finding the Fourth Proportional to 23,974.77, 33,085.43 and 13,220.04

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Solution

The fourth proportional to 23,974.77, 33,085.43 and 13,220.04 is: 18,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,974.77 : 33,085.43 = 13,220.04 : x
  2. Step 2: Convert to fraction form
    23,974.77/33,085.43 = 13,220.04/x
  3. Step 3: Cross multiply
    23,974.77x = 33,085.43 × 13,220.04
  4. Step 4: Simplify right side
    23,974.77x = 437,390,641.92
  5. Step 5: Solve for x
    x = 437,390,641.92/23,974.77
  6. Step 6: Final answer
    x = 18,243.79

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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.