Home / 26,118.68-39,151.20-10,317.31

Finding the Fourth Proportional to 26,118.68, 39,151.20 and 10,317.31

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Solution

The fourth proportional to 26,118.68, 39,151.20 and 10,317.31 is: 15,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.68 : 39,151.20 = 10,317.31 : x
  2. Step 2: Convert to fraction form
    26,118.68/39,151.20 = 10,317.31/x
  3. Step 3: Cross multiply
    26,118.68x = 39,151.20 × 10,317.31
  4. Step 4: Simplify right side
    26,118.68x = 403,935,008.08
  5. Step 5: Solve for x
    x = 403,935,008.08/26,118.68
  6. Step 6: Final answer
    x = 15,465.37

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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.