Home / 48,078.36-66,350.75-26,857.58

Finding the Fourth Proportional to 48,078.36, 66,350.75 and 26,857.58

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Solution

The fourth proportional to 48,078.36, 66,350.75 and 26,857.58 is: 37,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,078.36 : 66,350.75 = 26,857.58 : x
  2. Step 2: Convert to fraction form
    48,078.36/66,350.75 = 26,857.58/x
  3. Step 3: Cross multiply
    48,078.36x = 66,350.75 × 26,857.58
  4. Step 4: Simplify right side
    48,078.36x = 1,782,020,110.14
  5. Step 5: Solve for x
    x = 1,782,020,110.14/48,078.36
  6. Step 6: Final answer
    x = 37,064.91

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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.