Home / 13,903.26-20,833.29-8,704.86

Finding the Fourth Proportional to 13,903.26, 20,833.29 and 8,704.86

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Solution

The fourth proportional to 13,903.26, 20,833.29 and 8,704.86 is: 13,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.26 : 20,833.29 = 8,704.86 : x
  2. Step 2: Convert to fraction form
    13,903.26/20,833.29 = 8,704.86/x
  3. Step 3: Cross multiply
    13,903.26x = 20,833.29 × 8,704.86
  4. Step 4: Simplify right side
    13,903.26x = 181,350,872.79
  5. Step 5: Solve for x
    x = 181,350,872.79/13,903.26
  6. Step 6: Final answer
    x = 13,043.77

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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.