Home / 31,679.64-47,500.02-23,379.84

Finding the Fourth Proportional to 31,679.64, 47,500.02 and 23,379.84

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Solution

The fourth proportional to 31,679.64, 47,500.02 and 23,379.84 is: 35,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,679.64 : 47,500.02 = 23,379.84 : x
  2. Step 2: Convert to fraction form
    31,679.64/47,500.02 = 23,379.84/x
  3. Step 3: Cross multiply
    31,679.64x = 47,500.02 × 23,379.84
  4. Step 4: Simplify right side
    31,679.64x = 1,110,542,867.60
  5. Step 5: Solve for x
    x = 1,110,542,867.60/31,679.64
  6. Step 6: Final answer
    x = 35,055.41

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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.