Home / 19,488.82-29,236.28-6,338.12

Finding the Fourth Proportional to 19,488.82, 29,236.28 and 6,338.12

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Solution

The fourth proportional to 19,488.82, 29,236.28 and 6,338.12 is: 9,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.82 : 29,236.28 = 6,338.12 : x
  2. Step 2: Convert to fraction form
    19,488.82/29,236.28 = 6,338.12/x
  3. Step 3: Cross multiply
    19,488.82x = 29,236.28 × 6,338.12
  4. Step 4: Simplify right side
    19,488.82x = 185,303,050.99
  5. Step 5: Solve for x
    x = 185,303,050.99/19,488.82
  6. Step 6: Final answer
    x = 9,508.17

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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.