Home / 13,727.19-20,590.57-4,367.07

Finding the Fourth Proportional to 13,727.19, 20,590.57 and 4,367.07

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Solution

The fourth proportional to 13,727.19, 20,590.57 and 4,367.07 is: 6,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.19 : 20,590.57 = 4,367.07 : x
  2. Step 2: Convert to fraction form
    13,727.19/20,590.57 = 4,367.07/x
  3. Step 3: Cross multiply
    13,727.19x = 20,590.57 × 4,367.07
  4. Step 4: Simplify right side
    13,727.19x = 89,920,460.53
  5. Step 5: Solve for x
    x = 89,920,460.53/13,727.19
  6. Step 6: Final answer
    x = 6,550.54

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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.