Home / 39,436.08-54,400.89-26,672.20

Finding the Fourth Proportional to 39,436.08, 54,400.89 and 26,672.20

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Solution

The fourth proportional to 39,436.08, 54,400.89 and 26,672.20 is: 36,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.08 : 54,400.89 = 26,672.20 : x
  2. Step 2: Convert to fraction form
    39,436.08/54,400.89 = 26,672.20/x
  3. Step 3: Cross multiply
    39,436.08x = 54,400.89 × 26,672.20
  4. Step 4: Simplify right side
    39,436.08x = 1,450,991,382.28
  5. Step 5: Solve for x
    x = 1,450,991,382.28/39,436.08
  6. Step 6: Final answer
    x = 36,793.50

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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.