Home / 39,352.08-54,305.16-21,446.96

Finding the Fourth Proportional to 39,352.08, 54,305.16 and 21,446.96

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Solution

The fourth proportional to 39,352.08, 54,305.16 and 21,446.96 is: 29,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,352.08 : 54,305.16 = 21,446.96 : x
  2. Step 2: Convert to fraction form
    39,352.08/54,305.16 = 21,446.96/x
  3. Step 3: Cross multiply
    39,352.08x = 54,305.16 × 21,446.96
  4. Step 4: Simplify right side
    39,352.08x = 1,164,680,594.31
  5. Step 5: Solve for x
    x = 1,164,680,594.31/39,352.08
  6. Step 6: Final answer
    x = 29,596.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.