Home / 48,129.08-66,418.56-26,908.38

Finding the Fourth Proportional to 48,129.08, 66,418.56 and 26,908.38

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Solution

The fourth proportional to 48,129.08, 66,418.56 and 26,908.38 is: 37,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.08 : 66,418.56 = 26,908.38 : x
  2. Step 2: Convert to fraction form
    48,129.08/66,418.56 = 26,908.38/x
  3. Step 3: Cross multiply
    48,129.08x = 66,418.56 × 26,908.38
  4. Step 4: Simplify right side
    48,129.08x = 1,787,215,851.53
  5. Step 5: Solve for x
    x = 1,787,215,851.53/48,129.08
  6. Step 6: Final answer
    x = 37,133.81

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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.