Home / 26,011.73-35,893.94-15,258.78

Finding the Fourth Proportional to 26,011.73, 35,893.94 and 15,258.78

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Solution

The fourth proportional to 26,011.73, 35,893.94 and 15,258.78 is: 21,055.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.73 : 35,893.94 = 15,258.78 : x
  2. Step 2: Convert to fraction form
    26,011.73/35,893.94 = 15,258.78/x
  3. Step 3: Cross multiply
    26,011.73x = 35,893.94 × 15,258.78
  4. Step 4: Simplify right side
    26,011.73x = 547,697,657.50
  5. Step 5: Solve for x
    x = 547,697,657.50/26,011.73
  6. Step 6: Final answer
    x = 21,055.79

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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.