Home / 13,552.39-20,327.94-5,651.65

Finding the Fourth Proportional to 13,552.39, 20,327.94 and 5,651.65

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Solution

The fourth proportional to 13,552.39, 20,327.94 and 5,651.65 is: 8,477.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.39 : 20,327.94 = 5,651.65 : x
  2. Step 2: Convert to fraction form
    13,552.39/20,327.94 = 5,651.65/x
  3. Step 3: Cross multiply
    13,552.39x = 20,327.94 × 5,651.65
  4. Step 4: Simplify right side
    13,552.39x = 114,886,402.10
  5. Step 5: Solve for x
    x = 114,886,402.10/13,552.39
  6. Step 6: Final answer
    x = 8,477.21

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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.