Home / 26,577.82-39,863.34-7,857.46

Finding the Fourth Proportional to 26,577.82, 39,863.34 and 7,857.46

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Solution

The fourth proportional to 26,577.82, 39,863.34 and 7,857.46 is: 11,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,577.82 : 39,863.34 = 7,857.46 : x
  2. Step 2: Convert to fraction form
    26,577.82/39,863.34 = 7,857.46/x
  3. Step 3: Cross multiply
    26,577.82x = 39,863.34 × 7,857.46
  4. Step 4: Simplify right side
    26,577.82x = 313,224,599.52
  5. Step 5: Solve for x
    x = 313,224,599.52/26,577.82
  6. Step 6: Final answer
    x = 11,785.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.