Home / 26,027.32-35,913.84-15,813.04

Finding the Fourth Proportional to 26,027.32, 35,913.84 and 15,813.04

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Solution

The fourth proportional to 26,027.32, 35,913.84 and 15,813.04 is: 21,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,027.32 : 35,913.84 = 15,813.04 : x
  2. Step 2: Convert to fraction form
    26,027.32/35,913.84 = 15,813.04/x
  3. Step 3: Cross multiply
    26,027.32x = 35,913.84 × 15,813.04
  4. Step 4: Simplify right side
    26,027.32x = 567,906,988.47
  5. Step 5: Solve for x
    x = 567,906,988.47/26,027.32
  6. Step 6: Final answer
    x = 21,819.65

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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.