Home / 25,979.52-35,684.28-25,481.40

Finding the Fourth Proportional to 25,979.52, 35,684.28 and 25,481.40

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Solution

The fourth proportional to 25,979.52, 35,684.28 and 25,481.40 is: 35,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,979.52 : 35,684.28 = 25,481.40 : x
  2. Step 2: Convert to fraction form
    25,979.52/35,684.28 = 25,481.40/x
  3. Step 3: Cross multiply
    25,979.52x = 35,684.28 × 25,481.40
  4. Step 4: Simplify right side
    25,979.52x = 909,285,412.39
  5. Step 5: Solve for x
    x = 909,285,412.39/25,979.52
  6. Step 6: Final answer
    x = 35,000.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.