Home / 26,120.38-36,117-25,698.34

Finding the Fourth Proportional to 26,120.38, 36,117 and 25,698.34

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Solution

The fourth proportional to 26,120.38, 36,117 and 25,698.34 is: 35,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.38 : 36,117 = 25,698.34 : x
  2. Step 2: Convert to fraction form
    26,120.38/36,117 = 25,698.34/x
  3. Step 3: Cross multiply
    26,120.38x = 36,117 × 25,698.34
  4. Step 4: Simplify right side
    26,120.38x = 928,146,945.78
  5. Step 5: Solve for x
    x = 928,146,945.78/26,120.38
  6. Step 6: Final answer
    x = 35,533.44

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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.