Home / 14,833.31-20,470.01-8,118.99

Finding the Fourth Proportional to 14,833.31, 20,470.01 and 8,118.99

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Solution

The fourth proportional to 14,833.31, 20,470.01 and 8,118.99 is: 11,204.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.31 : 20,470.01 = 8,118.99 : x
  2. Step 2: Convert to fraction form
    14,833.31/20,470.01 = 8,118.99/x
  3. Step 3: Cross multiply
    14,833.31x = 20,470.01 × 8,118.99
  4. Step 4: Simplify right side
    14,833.31x = 166,195,811.56
  5. Step 5: Solve for x
    x = 166,195,811.56/14,833.31
  6. Step 6: Final answer
    x = 11,204.23

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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.