Home / 19,417.87-29,120.63-6,267.18

Finding the Fourth Proportional to 19,417.87, 29,120.63 and 6,267.18

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Solution

The fourth proportional to 19,417.87, 29,120.63 and 6,267.18 is: 9,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.87 : 29,120.63 = 6,267.18 : x
  2. Step 2: Convert to fraction form
    19,417.87/29,120.63 = 6,267.18/x
  3. Step 3: Cross multiply
    19,417.87x = 29,120.63 × 6,267.18
  4. Step 4: Simplify right side
    19,417.87x = 182,504,198.59
  5. Step 5: Solve for x
    x = 182,504,198.59/19,417.87
  6. Step 6: Final answer
    x = 9,398.78

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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.