Home / 51,726.09-71,383.80-29,064.60

Finding the Fourth Proportional to 51,726.09, 71,383.80 and 29,064.60

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Solution

The fourth proportional to 51,726.09, 71,383.80 and 29,064.60 is: 40,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726.09 : 71,383.80 = 29,064.60 : x
  2. Step 2: Convert to fraction form
    51,726.09/71,383.80 = 29,064.60/x
  3. Step 3: Cross multiply
    51,726.09x = 71,383.80 × 29,064.60
  4. Step 4: Simplify right side
    51,726.09x = 2,074,741,593.48
  5. Step 5: Solve for x
    x = 2,074,741,593.48/51,726.09
  6. Step 6: Final answer
    x = 40,110.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.