Home / 38,741.40-58,092.89-13,777.69

Finding the Fourth Proportional to 38,741.40, 58,092.89 and 13,777.69

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Solution

The fourth proportional to 38,741.40, 58,092.89 and 13,777.69 is: 20,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,741.40 : 58,092.89 = 13,777.69 : x
  2. Step 2: Convert to fraction form
    38,741.40/58,092.89 = 13,777.69/x
  3. Step 3: Cross multiply
    38,741.40x = 58,092.89 × 13,777.69
  4. Step 4: Simplify right side
    38,741.40x = 800,385,829.62
  5. Step 5: Solve for x
    x = 800,385,829.62/38,741.40
  6. Step 6: Final answer
    x = 20,659.70

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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.