Home / 23,977.76-33,089.88-13,223.12

Finding the Fourth Proportional to 23,977.76, 33,089.88 and 13,223.12

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Solution

The fourth proportional to 23,977.76, 33,089.88 and 13,223.12 is: 18,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,977.76 : 33,089.88 = 13,223.12 : x
  2. Step 2: Convert to fraction form
    23,977.76/33,089.88 = 13,223.12/x
  3. Step 3: Cross multiply
    23,977.76x = 33,089.88 × 13,223.12
  4. Step 4: Simplify right side
    23,977.76x = 437,551,454.03
  5. Step 5: Solve for x
    x = 437,551,454.03/23,977.76
  6. Step 6: Final answer
    x = 18,248.22

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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.