Home / 18,323.38-27,449.55-14,408.50

Finding the Fourth Proportional to 18,323.38, 27,449.55 and 14,408.50

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Solution

The fourth proportional to 18,323.38, 27,449.55 and 14,408.50 is: 21,584.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.38 : 27,449.55 = 14,408.50 : x
  2. Step 2: Convert to fraction form
    18,323.38/27,449.55 = 14,408.50/x
  3. Step 3: Cross multiply
    18,323.38x = 27,449.55 × 14,408.50
  4. Step 4: Simplify right side
    18,323.38x = 395,506,841.18
  5. Step 5: Solve for x
    x = 395,506,841.18/18,323.38
  6. Step 6: Final answer
    x = 21,584.82

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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.