Home / 28,672.93-42,993.19-11,801.24

Finding the Fourth Proportional to 28,672.93, 42,993.19 and 11,801.24

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Solution

The fourth proportional to 28,672.93, 42,993.19 and 11,801.24 is: 17,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,672.93 : 42,993.19 = 11,801.24 : x
  2. Step 2: Convert to fraction form
    28,672.93/42,993.19 = 11,801.24/x
  3. Step 3: Cross multiply
    28,672.93x = 42,993.19 × 11,801.24
  4. Step 4: Simplify right side
    28,672.93x = 507,372,953.56
  5. Step 5: Solve for x
    x = 507,372,953.56/28,672.93
  6. Step 6: Final answer
    x = 17,695.19

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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.