Home / 48,142.22-66,431.16-26,628.54

Finding the Fourth Proportional to 48,142.22, 66,431.16 and 26,628.54

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Solution

The fourth proportional to 48,142.22, 66,431.16 and 26,628.54 is: 36,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,142.22 : 66,431.16 = 26,628.54 : x
  2. Step 2: Convert to fraction form
    48,142.22/66,431.16 = 26,628.54/x
  3. Step 3: Cross multiply
    48,142.22x = 66,431.16 × 26,628.54
  4. Step 4: Simplify right side
    48,142.22x = 1,768,964,801.31
  5. Step 5: Solve for x
    x = 1,768,964,801.31/48,142.22
  6. Step 6: Final answer
    x = 36,744.56

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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.