Home / 28,024.47-42,039.14-8,034.05

Finding the Fourth Proportional to 28,024.47, 42,039.14 and 8,034.05

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Solution

The fourth proportional to 28,024.47, 42,039.14 and 8,034.05 is: 12,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024.47 : 42,039.14 = 8,034.05 : x
  2. Step 2: Convert to fraction form
    28,024.47/42,039.14 = 8,034.05/x
  3. Step 3: Cross multiply
    28,024.47x = 42,039.14 × 8,034.05
  4. Step 4: Simplify right side
    28,024.47x = 337,744,617.64
  5. Step 5: Solve for x
    x = 337,744,617.64/28,024.47
  6. Step 6: Final answer
    x = 12,051.78

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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.