Home / 14,057.47-19,399.33-8,089.02

Finding the Fourth Proportional to 14,057.47, 19,399.33 and 8,089.02

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Solution

The fourth proportional to 14,057.47, 19,399.33 and 8,089.02 is: 11,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.47 : 19,399.33 = 8,089.02 : x
  2. Step 2: Convert to fraction form
    14,057.47/19,399.33 = 8,089.02/x
  3. Step 3: Cross multiply
    14,057.47x = 19,399.33 × 8,089.02
  4. Step 4: Simplify right side
    14,057.47x = 156,921,568.36
  5. Step 5: Solve for x
    x = 156,921,568.36/14,057.47
  6. Step 6: Final answer
    x = 11,162.86

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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.