Home / 25,935.60-35,789.67-15,326.22

Finding the Fourth Proportional to 25,935.60, 35,789.67 and 15,326.22

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Solution

The fourth proportional to 25,935.60, 35,789.67 and 15,326.22 is: 21,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,935.60 : 35,789.67 = 15,326.22 : x
  2. Step 2: Convert to fraction form
    25,935.60/35,789.67 = 15,326.22/x
  3. Step 3: Cross multiply
    25,935.60x = 35,789.67 × 15,326.22
  4. Step 4: Simplify right side
    25,935.60x = 548,520,356.15
  5. Step 5: Solve for x
    x = 548,520,356.15/25,935.60
  6. Step 6: Final answer
    x = 21,149.32

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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.