Home / 19,035.48-28,491.12-17,216.76

Finding the Fourth Proportional to 19,035.48, 28,491.12 and 17,216.76

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Solution

The fourth proportional to 19,035.48, 28,491.12 and 17,216.76 is: 25,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.48 : 28,491.12 = 17,216.76 : x
  2. Step 2: Convert to fraction form
    19,035.48/28,491.12 = 17,216.76/x
  3. Step 3: Cross multiply
    19,035.48x = 28,491.12 × 17,216.76
  4. Step 4: Simplify right side
    19,035.48x = 490,524,775.17
  5. Step 5: Solve for x
    x = 490,524,775.17/19,035.48
  6. Step 6: Final answer
    x = 25,768.97

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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.