Home / 20,089.40-30,134.15-6,049.47

Finding the Fourth Proportional to 20,089.40, 30,134.15 and 6,049.47

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Solution

The fourth proportional to 20,089.40, 30,134.15 and 6,049.47 is: 9,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,089.40 : 30,134.15 = 6,049.47 : x
  2. Step 2: Convert to fraction form
    20,089.40/30,134.15 = 6,049.47/x
  3. Step 3: Cross multiply
    20,089.40x = 30,134.15 × 6,049.47
  4. Step 4: Simplify right side
    20,089.40x = 182,295,606.15
  5. Step 5: Solve for x
    x = 182,295,606.15/20,089.40
  6. Step 6: Final answer
    x = 9,074.22

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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.