Home / 31,840.53-43,937.79-17,500.05

Finding the Fourth Proportional to 31,840.53, 43,937.79 and 17,500.05

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Solution

The fourth proportional to 31,840.53, 43,937.79 and 17,500.05 is: 24,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.53 : 43,937.79 = 17,500.05 : x
  2. Step 2: Convert to fraction form
    31,840.53/43,937.79 = 17,500.05/x
  3. Step 3: Cross multiply
    31,840.53x = 43,937.79 × 17,500.05
  4. Step 4: Simplify right side
    31,840.53x = 768,913,302.20
  5. Step 5: Solve for x
    x = 768,913,302.20/31,840.53
  6. Step 6: Final answer
    x = 24,148.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.