Home / 39,701.77-54,788.93-22,705.75

Finding the Fourth Proportional to 39,701.77, 54,788.93 and 22,705.75

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Solution

The fourth proportional to 39,701.77, 54,788.93 and 22,705.75 is: 31,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,701.77 : 54,788.93 = 22,705.75 : x
  2. Step 2: Convert to fraction form
    39,701.77/54,788.93 = 22,705.75/x
  3. Step 3: Cross multiply
    39,701.77x = 54,788.93 × 22,705.75
  4. Step 4: Simplify right side
    39,701.77x = 1,244,023,747.35
  5. Step 5: Solve for x
    x = 1,244,023,747.35/39,701.77
  6. Step 6: Final answer
    x = 31,334.21

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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.