Home / 20,837.17-31,249.23-6,047.11

Finding the Fourth Proportional to 20,837.17, 31,249.23 and 6,047.11

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Solution

The fourth proportional to 20,837.17, 31,249.23 and 6,047.11 is: 9,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,837.17 : 31,249.23 = 6,047.11 : x
  2. Step 2: Convert to fraction form
    20,837.17/31,249.23 = 6,047.11/x
  3. Step 3: Cross multiply
    20,837.17x = 31,249.23 × 6,047.11
  4. Step 4: Simplify right side
    20,837.17x = 188,967,531.23
  5. Step 5: Solve for x
    x = 188,967,531.23/20,837.17
  6. Step 6: Final answer
    x = 9,068.77

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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.