Home / 31,748.52-47,622.24-10,971.48

Finding the Fourth Proportional to 31,748.52, 47,622.24 and 10,971.48

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Solution

The fourth proportional to 31,748.52, 47,622.24 and 10,971.48 is: 16,457.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.52 : 47,622.24 = 10,971.48 : x
  2. Step 2: Convert to fraction form
    31,748.52/47,622.24 = 10,971.48/x
  3. Step 3: Cross multiply
    31,748.52x = 47,622.24 × 10,971.48
  4. Step 4: Simplify right side
    31,748.52x = 522,486,453.72
  5. Step 5: Solve for x
    x = 522,486,453.72/31,748.52
  6. Step 6: Final answer
    x = 16,457.03

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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.