Home / 39,858.56-54,976.48-26,230.08

Finding the Fourth Proportional to 39,858.56, 54,976.48 and 26,230.08

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Solution

The fourth proportional to 39,858.56, 54,976.48 and 26,230.08 is: 36,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,858.56 : 54,976.48 = 26,230.08 : x
  2. Step 2: Convert to fraction form
    39,858.56/54,976.48 = 26,230.08/x
  3. Step 3: Cross multiply
    39,858.56x = 54,976.48 × 26,230.08
  4. Step 4: Simplify right side
    39,858.56x = 1,442,037,468.52
  5. Step 5: Solve for x
    x = 1,442,037,468.52/39,858.56
  6. Step 6: Final answer
    x = 36,178.87

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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.