Home / 16,317.70-24,475.26-5,221.41

Finding the Fourth Proportional to 16,317.70, 24,475.26 and 5,221.41

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Solution

The fourth proportional to 16,317.70, 24,475.26 and 5,221.41 is: 7,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,317.70 : 24,475.26 = 5,221.41 : x
  2. Step 2: Convert to fraction form
    16,317.70/24,475.26 = 5,221.41/x
  3. Step 3: Cross multiply
    16,317.70x = 24,475.26 × 5,221.41
  4. Step 4: Simplify right side
    16,317.70x = 127,795,432.79
  5. Step 5: Solve for x
    x = 127,795,432.79/16,317.70
  6. Step 6: Final answer
    x = 7,831.70

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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.