Home / 48,109-66,392.24-26,889.72

Finding the Fourth Proportional to 48,109, 66,392.24 and 26,889.72

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Solution

The fourth proportional to 48,109, 66,392.24 and 26,889.72 is: 37,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,109 : 66,392.24 = 26,889.72 : x
  2. Step 2: Convert to fraction form
    48,109/66,392.24 = 26,889.72/x
  3. Step 3: Cross multiply
    48,109x = 66,392.24 × 26,889.72
  4. Step 4: Simplify right side
    48,109x = 1,785,268,743.77
  5. Step 5: Solve for x
    x = 1,785,268,743.77/48,109
  6. Step 6: Final answer
    x = 37,108.83

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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.