Home / 14,057.36-19,399.75-8,089.06

Finding the Fourth Proportional to 14,057.36, 19,399.75 and 8,089.06

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Solution

The fourth proportional to 14,057.36, 19,399.75 and 8,089.06 is: 11,163.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.36 : 19,399.75 = 8,089.06 : x
  2. Step 2: Convert to fraction form
    14,057.36/19,399.75 = 8,089.06/x
  3. Step 3: Cross multiply
    14,057.36x = 19,399.75 × 8,089.06
  4. Step 4: Simplify right side
    14,057.36x = 156,925,673.01
  5. Step 5: Solve for x
    x = 156,925,673.01/14,057.36
  6. Step 6: Final answer
    x = 11,163.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.