Home / 13,832.87-20,742.81-5,061.65

Finding the Fourth Proportional to 13,832.87, 20,742.81 and 5,061.65

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Solution

The fourth proportional to 13,832.87, 20,742.81 and 5,061.65 is: 7,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.87 : 20,742.81 = 5,061.65 : x
  2. Step 2: Convert to fraction form
    13,832.87/20,742.81 = 5,061.65/x
  3. Step 3: Cross multiply
    13,832.87x = 20,742.81 × 5,061.65
  4. Step 4: Simplify right side
    13,832.87x = 104,992,844.24
  5. Step 5: Solve for x
    x = 104,992,844.24/13,832.87
  6. Step 6: Final answer
    x = 7,590.10

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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.