Home / 31,763.30-47,632.85-10,697.69

Finding the Fourth Proportional to 31,763.30, 47,632.85 and 10,697.69

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Solution

The fourth proportional to 31,763.30, 47,632.85 and 10,697.69 is: 16,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,763.30 : 47,632.85 = 10,697.69 : x
  2. Step 2: Convert to fraction form
    31,763.30/47,632.85 = 10,697.69/x
  3. Step 3: Cross multiply
    31,763.30x = 47,632.85 × 10,697.69
  4. Step 4: Simplify right side
    31,763.30x = 509,561,171.46
  5. Step 5: Solve for x
    x = 509,561,171.46/31,763.30
  6. Step 6: Final answer
    x = 16,042.45

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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.