Home / 20,836.08-31,253.72-6,044.40

Finding the Fourth Proportional to 20,836.08, 31,253.72 and 6,044.40

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Solution

The fourth proportional to 20,836.08, 31,253.72 and 6,044.40 is: 9,066.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,836.08 : 31,253.72 = 6,044.40 : x
  2. Step 2: Convert to fraction form
    20,836.08/31,253.72 = 6,044.40/x
  3. Step 3: Cross multiply
    20,836.08x = 31,253.72 × 6,044.40
  4. Step 4: Simplify right side
    20,836.08x = 188,909,985.17
  5. Step 5: Solve for x
    x = 188,909,985.17/20,836.08
  6. Step 6: Final answer
    x = 9,066.48

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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.