Home / 32,761.55-49,151.09-11,703.78

Finding the Fourth Proportional to 32,761.55, 49,151.09 and 11,703.78

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Solution

The fourth proportional to 32,761.55, 49,151.09 and 11,703.78 is: 17,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,761.55 : 49,151.09 = 11,703.78 : x
  2. Step 2: Convert to fraction form
    32,761.55/49,151.09 = 11,703.78/x
  3. Step 3: Cross multiply
    32,761.55x = 49,151.09 × 11,703.78
  4. Step 4: Simplify right side
    32,761.55x = 575,253,544.12
  5. Step 5: Solve for x
    x = 575,253,544.12/32,761.55
  6. Step 6: Final answer
    x = 17,558.80

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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.