Home / 26,176.14-39,285.30-12,151.80

Finding the Fourth Proportional to 26,176.14, 39,285.30 and 12,151.80

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Solution

The fourth proportional to 26,176.14, 39,285.30 and 12,151.80 is: 18,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,176.14 : 39,285.30 = 12,151.80 : x
  2. Step 2: Convert to fraction form
    26,176.14/39,285.30 = 12,151.80/x
  3. Step 3: Cross multiply
    26,176.14x = 39,285.30 × 12,151.80
  4. Step 4: Simplify right side
    26,176.14x = 477,387,108.54
  5. Step 5: Solve for x
    x = 477,387,108.54/26,176.14
  6. Step 6: Final answer
    x = 18,237.49

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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.