Home / 20,047.40-30,062.62-6,009.42

Finding the Fourth Proportional to 20,047.40, 30,062.62 and 6,009.42

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Solution

The fourth proportional to 20,047.40, 30,062.62 and 6,009.42 is: 9,011.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.40 : 30,062.62 = 6,009.42 : x
  2. Step 2: Convert to fraction form
    20,047.40/30,062.62 = 6,009.42/x
  3. Step 3: Cross multiply
    20,047.40x = 30,062.62 × 6,009.42
  4. Step 4: Simplify right side
    20,047.40x = 180,658,879.83
  5. Step 5: Solve for x
    x = 180,658,879.83/20,047.40
  6. Step 6: Final answer
    x = 9,011.59

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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.