Home / 40,764.30-61,146.09-13,062.30

Finding the Fourth Proportional to 40,764.30, 61,146.09 and 13,062.30

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Solution

The fourth proportional to 40,764.30, 61,146.09 and 13,062.30 is: 19,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.30 : 61,146.09 = 13,062.30 : x
  2. Step 2: Convert to fraction form
    40,764.30/61,146.09 = 13,062.30/x
  3. Step 3: Cross multiply
    40,764.30x = 61,146.09 × 13,062.30
  4. Step 4: Simplify right side
    40,764.30x = 798,708,571.41
  5. Step 5: Solve for x
    x = 798,708,571.41/40,764.30
  6. Step 6: Final answer
    x = 19,593.33

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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.