Home / 39,746.52-54,853.25-22,756.09

Finding the Fourth Proportional to 39,746.52, 54,853.25 and 22,756.09

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Solution

The fourth proportional to 39,746.52, 54,853.25 and 22,756.09 is: 31,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.52 : 54,853.25 = 22,756.09 : x
  2. Step 2: Convert to fraction form
    39,746.52/54,853.25 = 22,756.09/x
  3. Step 3: Cross multiply
    39,746.52x = 54,853.25 × 22,756.09
  4. Step 4: Simplify right side
    39,746.52x = 1,248,245,473.73
  5. Step 5: Solve for x
    x = 1,248,245,473.73/39,746.52
  6. Step 6: Final answer
    x = 31,405.15

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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.