Home / 21,176.01-31,764.29-8,024.85

Finding the Fourth Proportional to 21,176.01, 31,764.29 and 8,024.85

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Solution

The fourth proportional to 21,176.01, 31,764.29 and 8,024.85 is: 12,037.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,176.01 : 31,764.29 = 8,024.85 : x
  2. Step 2: Convert to fraction form
    21,176.01/31,764.29 = 8,024.85/x
  3. Step 3: Cross multiply
    21,176.01x = 31,764.29 × 8,024.85
  4. Step 4: Simplify right side
    21,176.01x = 254,903,622.48
  5. Step 5: Solve for x
    x = 254,903,622.48/21,176.01
  6. Step 6: Final answer
    x = 12,037.38

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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.