Home / 13,333.91-20,001.06-4,449.08

Finding the Fourth Proportional to 13,333.91, 20,001.06 and 4,449.08

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Solution

The fourth proportional to 13,333.91, 20,001.06 and 4,449.08 is: 6,673.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.91 : 20,001.06 = 4,449.08 : x
  2. Step 2: Convert to fraction form
    13,333.91/20,001.06 = 4,449.08/x
  3. Step 3: Cross multiply
    13,333.91x = 20,001.06 × 4,449.08
  4. Step 4: Simplify right side
    13,333.91x = 88,986,366.03
  5. Step 5: Solve for x
    x = 88,986,366.03/13,333.91
  6. Step 6: Final answer
    x = 6,673.69

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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.