Home / 35,500.11-53,222.11-17,721.65

Finding the Fourth Proportional to 35,500.11, 53,222.11 and 17,721.65

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Solution

The fourth proportional to 35,500.11, 53,222.11 and 17,721.65 is: 26,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,500.11 : 53,222.11 = 17,721.65 : x
  2. Step 2: Convert to fraction form
    35,500.11/53,222.11 = 17,721.65/x
  3. Step 3: Cross multiply
    35,500.11x = 53,222.11 × 17,721.65
  4. Step 4: Simplify right side
    35,500.11x = 943,183,295.27
  5. Step 5: Solve for x
    x = 943,183,295.27/35,500.11
  6. Step 6: Final answer
    x = 26,568.46

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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.