Home / 31,722.48-47,613.24-16,151.76

Finding the Fourth Proportional to 31,722.48, 47,613.24 and 16,151.76

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Solution

The fourth proportional to 31,722.48, 47,613.24 and 16,151.76 is: 24,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,722.48 : 47,613.24 = 16,151.76 : x
  2. Step 2: Convert to fraction form
    31,722.48/47,613.24 = 16,151.76/x
  3. Step 3: Cross multiply
    31,722.48x = 47,613.24 × 16,151.76
  4. Step 4: Simplify right side
    31,722.48x = 769,037,625.30
  5. Step 5: Solve for x
    x = 769,037,625.30/31,722.48
  6. Step 6: Final answer
    x = 24,242.67

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1.5x scale

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.