Home / 13,732.07-20,590.72-4,369.55

Finding the Fourth Proportional to 13,732.07, 20,590.72 and 4,369.55

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Solution

The fourth proportional to 13,732.07, 20,590.72 and 4,369.55 is: 6,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.07 : 20,590.72 = 4,369.55 : x
  2. Step 2: Convert to fraction form
    13,732.07/20,590.72 = 4,369.55/x
  3. Step 3: Cross multiply
    13,732.07x = 20,590.72 × 4,369.55
  4. Step 4: Simplify right side
    13,732.07x = 89,972,180.58
  5. Step 5: Solve for x
    x = 89,972,180.58/13,732.07
  6. Step 6: Final answer
    x = 6,551.98

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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.