Home / 18,023.68-26,997.12-10,228.48

Finding the Fourth Proportional to 18,023.68, 26,997.12 and 10,228.48

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Solution

The fourth proportional to 18,023.68, 26,997.12 and 10,228.48 is: 15,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.68 : 26,997.12 = 10,228.48 : x
  2. Step 2: Convert to fraction form
    18,023.68/26,997.12 = 10,228.48/x
  3. Step 3: Cross multiply
    18,023.68x = 26,997.12 × 10,228.48
  4. Step 4: Simplify right side
    18,023.68x = 276,139,501.98
  5. Step 5: Solve for x
    x = 276,139,501.98/18,023.68
  6. Step 6: Final answer
    x = 15,320.93

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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.