Home / 39,702.33-54,789.98-22,709.34

Finding the Fourth Proportional to 39,702.33, 54,789.98 and 22,709.34

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Solution

The fourth proportional to 39,702.33, 54,789.98 and 22,709.34 is: 31,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,702.33 : 54,789.98 = 22,709.34 : x
  2. Step 2: Convert to fraction form
    39,702.33/54,789.98 = 22,709.34/x
  3. Step 3: Cross multiply
    39,702.33x = 54,789.98 × 22,709.34
  4. Step 4: Simplify right side
    39,702.33x = 1,244,244,284.41
  5. Step 5: Solve for x
    x = 1,244,244,284.41/39,702.33
  6. Step 6: Final answer
    x = 31,339.33

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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.