Home / 28,569.51-42,844.23-8,573.04

Finding the Fourth Proportional to 28,569.51, 42,844.23 and 8,573.04

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Solution

The fourth proportional to 28,569.51, 42,844.23 and 8,573.04 is: 12,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,569.51 : 42,844.23 = 8,573.04 : x
  2. Step 2: Convert to fraction form
    28,569.51/42,844.23 = 8,573.04/x
  3. Step 3: Cross multiply
    28,569.51x = 42,844.23 × 8,573.04
  4. Step 4: Simplify right side
    28,569.51x = 367,305,297.56
  5. Step 5: Solve for x
    x = 367,305,297.56/28,569.51
  6. Step 6: Final answer
    x = 12,856.55

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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.