Home / 26,146.68-39,193.10-10,345.30

Finding the Fourth Proportional to 26,146.68, 39,193.10 and 10,345.30

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Solution

The fourth proportional to 26,146.68, 39,193.10 and 10,345.30 is: 15,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,146.68 : 39,193.10 = 10,345.30 : x
  2. Step 2: Convert to fraction form
    26,146.68/39,193.10 = 10,345.30/x
  3. Step 3: Cross multiply
    26,146.68x = 39,193.10 × 10,345.30
  4. Step 4: Simplify right side
    26,146.68x = 405,464,377.43
  5. Step 5: Solve for x
    x = 405,464,377.43/26,146.68
  6. Step 6: Final answer
    x = 15,507.30

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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.