Home / 39,702.63-54,790.50-22,708.44

Finding the Fourth Proportional to 39,702.63, 54,790.50 and 22,708.44

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Solution

The fourth proportional to 39,702.63, 54,790.50 and 22,708.44 is: 31,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,702.63 : 54,790.50 = 22,708.44 : x
  2. Step 2: Convert to fraction form
    39,702.63/54,790.50 = 22,708.44/x
  3. Step 3: Cross multiply
    39,702.63x = 54,790.50 × 22,708.44
  4. Step 4: Simplify right side
    39,702.63x = 1,244,206,781.82
  5. Step 5: Solve for x
    x = 1,244,206,781.82/39,702.63
  6. Step 6: Final answer
    x = 31,338.15

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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.