Home / 39,441.60-54,408.96-26,695.20

Finding the Fourth Proportional to 39,441.60, 54,408.96 and 26,695.20

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Solution

The fourth proportional to 39,441.60, 54,408.96 and 26,695.20 is: 36,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,441.60 : 54,408.96 = 26,695.20 : x
  2. Step 2: Convert to fraction form
    39,441.60/54,408.96 = 26,695.20/x
  3. Step 3: Cross multiply
    39,441.60x = 54,408.96 × 26,695.20
  4. Step 4: Simplify right side
    39,441.60x = 1,452,458,068.99
  5. Step 5: Solve for x
    x = 1,452,458,068.99/39,441.60
  6. Step 6: Final answer
    x = 36,825.54

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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.