Home / 31,964.66-47,955.61-9,777.44

Finding the Fourth Proportional to 31,964.66, 47,955.61 and 9,777.44

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Solution

The fourth proportional to 31,964.66, 47,955.61 and 9,777.44 is: 14,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,964.66 : 47,955.61 = 9,777.44 : x
  2. Step 2: Convert to fraction form
    31,964.66/47,955.61 = 9,777.44/x
  3. Step 3: Cross multiply
    31,964.66x = 47,955.61 × 9,777.44
  4. Step 4: Simplify right side
    31,964.66x = 468,883,231.55
  5. Step 5: Solve for x
    x = 468,883,231.55/31,964.66
  6. Step 6: Final answer
    x = 14,668.80

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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.