Home / 48,138.44-66,433.38-26,628.09

Finding the Fourth Proportional to 48,138.44, 66,433.38 and 26,628.09

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Solution

The fourth proportional to 48,138.44, 66,433.38 and 26,628.09 is: 36,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.44 : 66,433.38 = 26,628.09 : x
  2. Step 2: Convert to fraction form
    48,138.44/66,433.38 = 26,628.09/x
  3. Step 3: Cross multiply
    48,138.44x = 66,433.38 × 26,628.09
  4. Step 4: Simplify right side
    48,138.44x = 1,768,994,021.64
  5. Step 5: Solve for x
    x = 1,768,994,021.64/48,138.44
  6. Step 6: Final answer
    x = 36,748.05

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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.