Home / 13,359.33-20,032.38-7,814.07

Finding the Fourth Proportional to 13,359.33, 20,032.38 and 7,814.07

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Solution

The fourth proportional to 13,359.33, 20,032.38 and 7,814.07 is: 11,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359.33 : 20,032.38 = 7,814.07 : x
  2. Step 2: Convert to fraction form
    13,359.33/20,032.38 = 7,814.07/x
  3. Step 3: Cross multiply
    13,359.33x = 20,032.38 × 7,814.07
  4. Step 4: Simplify right side
    13,359.33x = 156,534,419.59
  5. Step 5: Solve for x
    x = 156,534,419.59/13,359.33
  6. Step 6: Final answer
    x = 11,717.24

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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.