Home / 26,238.18-39,322.64-10,647.30

Finding the Fourth Proportional to 26,238.18, 39,322.64 and 10,647.30

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Solution

The fourth proportional to 26,238.18, 39,322.64 and 10,647.30 is: 15,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.18 : 39,322.64 = 10,647.30 : x
  2. Step 2: Convert to fraction form
    26,238.18/39,322.64 = 10,647.30/x
  3. Step 3: Cross multiply
    26,238.18x = 39,322.64 × 10,647.30
  4. Step 4: Simplify right side
    26,238.18x = 418,679,944.87
  5. Step 5: Solve for x
    x = 418,679,944.87/26,238.18
  6. Step 6: Final answer
    x = 15,956.90

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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.