Home / 13,933.59-20,891.75-6,534.87

Finding the Fourth Proportional to 13,933.59, 20,891.75 and 6,534.87

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Solution

The fourth proportional to 13,933.59, 20,891.75 and 6,534.87 is: 9,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.59 : 20,891.75 = 6,534.87 : x
  2. Step 2: Convert to fraction form
    13,933.59/20,891.75 = 6,534.87/x
  3. Step 3: Cross multiply
    13,933.59x = 20,891.75 × 6,534.87
  4. Step 4: Simplify right side
    13,933.59x = 136,524,837.65
  5. Step 5: Solve for x
    x = 136,524,837.65/13,933.59
  6. Step 6: Final answer
    x = 9,798.25

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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.