Home / 39,899.25-55,020.06-26,290.85

Finding the Fourth Proportional to 39,899.25, 55,020.06 and 26,290.85

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Solution

The fourth proportional to 39,899.25, 55,020.06 and 26,290.85 is: 36,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.25 : 55,020.06 = 26,290.85 : x
  2. Step 2: Convert to fraction form
    39,899.25/55,020.06 = 26,290.85/x
  3. Step 3: Cross multiply
    39,899.25x = 55,020.06 × 26,290.85
  4. Step 4: Simplify right side
    39,899.25x = 1,446,523,869.35
  5. Step 5: Solve for x
    x = 1,446,523,869.35/39,899.25
  6. Step 6: Final answer
    x = 36,254.41

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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.