Home / 28,598.32-42,823.20-19,741

Finding the Fourth Proportional to 28,598.32, 42,823.20 and 19,741

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Solution

The fourth proportional to 28,598.32, 42,823.20 and 19,741 is: 29,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.32 : 42,823.20 = 19,741 : x
  2. Step 2: Convert to fraction form
    28,598.32/42,823.20 = 19,741/x
  3. Step 3: Cross multiply
    28,598.32x = 42,823.20 × 19,741
  4. Step 4: Simplify right side
    28,598.32x = 845,372,791.20
  5. Step 5: Solve for x
    x = 845,372,791.20/28,598.32
  6. Step 6: Final answer
    x = 29,560.23

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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.