Home / 13,888.24-20,832.24-5,568.13

Finding the Fourth Proportional to 13,888.24, 20,832.24 and 5,568.13

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Solution

The fourth proportional to 13,888.24, 20,832.24 and 5,568.13 is: 8,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888.24 : 20,832.24 = 5,568.13 : x
  2. Step 2: Convert to fraction form
    13,888.24/20,832.24 = 5,568.13/x
  3. Step 3: Cross multiply
    13,888.24x = 20,832.24 × 5,568.13
  4. Step 4: Simplify right side
    13,888.24x = 115,996,620.51
  5. Step 5: Solve for x
    x = 115,996,620.51/13,888.24
  6. Step 6: Final answer
    x = 8,352.15

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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.