Home / 20,410.19-30,606.04-7,262.91

Finding the Fourth Proportional to 20,410.19, 30,606.04 and 7,262.91

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Solution

The fourth proportional to 20,410.19, 30,606.04 and 7,262.91 is: 10,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,410.19 : 30,606.04 = 7,262.91 : x
  2. Step 2: Convert to fraction form
    20,410.19/30,606.04 = 7,262.91/x
  3. Step 3: Cross multiply
    20,410.19x = 30,606.04 × 7,262.91
  4. Step 4: Simplify right side
    20,410.19x = 222,288,913.98
  5. Step 5: Solve for x
    x = 222,288,913.98/20,410.19
  6. Step 6: Final answer
    x = 10,891.08

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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.