Home / 19,338.35-29,009.55-8,246.21

Finding the Fourth Proportional to 19,338.35, 29,009.55 and 8,246.21

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Solution

The fourth proportional to 19,338.35, 29,009.55 and 8,246.21 is: 12,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.35 : 29,009.55 = 8,246.21 : x
  2. Step 2: Convert to fraction form
    19,338.35/29,009.55 = 8,246.21/x
  3. Step 3: Cross multiply
    19,338.35x = 29,009.55 × 8,246.21
  4. Step 4: Simplify right side
    19,338.35x = 239,218,805.04
  5. Step 5: Solve for x
    x = 239,218,805.04/19,338.35
  6. Step 6: Final answer
    x = 12,370.18

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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.