Home / 48,131.12-66,418.75-26,621.06

Finding the Fourth Proportional to 48,131.12, 66,418.75 and 26,621.06

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Solution

The fourth proportional to 48,131.12, 66,418.75 and 26,621.06 is: 36,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.12 : 66,418.75 = 26,621.06 : x
  2. Step 2: Convert to fraction form
    48,131.12/66,418.75 = 26,621.06/x
  3. Step 3: Cross multiply
    48,131.12x = 66,418.75 × 26,621.06
  4. Step 4: Simplify right side
    48,131.12x = 1,768,137,528.88
  5. Step 5: Solve for x
    x = 1,768,137,528.88/48,131.12
  6. Step 6: Final answer
    x = 36,735.85

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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.