Home / 13,399.58-20,095.26-9,266.15

Finding the Fourth Proportional to 13,399.58, 20,095.26 and 9,266.15

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Solution

The fourth proportional to 13,399.58, 20,095.26 and 9,266.15 is: 13,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,399.58 : 20,095.26 = 9,266.15 : x
  2. Step 2: Convert to fraction form
    13,399.58/20,095.26 = 9,266.15/x
  3. Step 3: Cross multiply
    13,399.58x = 20,095.26 × 9,266.15
  4. Step 4: Simplify right side
    13,399.58x = 186,205,793.13
  5. Step 5: Solve for x
    x = 186,205,793.13/13,399.58
  6. Step 6: Final answer
    x = 13,896.39

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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.