Home / 38,777.27-58,166.12-13,818.27

Finding the Fourth Proportional to 38,777.27, 58,166.12 and 13,818.27

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Solution

The fourth proportional to 38,777.27, 58,166.12 and 13,818.27 is: 20,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.27 : 58,166.12 = 13,818.27 : x
  2. Step 2: Convert to fraction form
    38,777.27/58,166.12 = 13,818.27/x
  3. Step 3: Cross multiply
    38,777.27x = 58,166.12 × 13,818.27
  4. Step 4: Simplify right side
    38,777.27x = 803,755,403.68
  5. Step 5: Solve for x
    x = 803,755,403.68/38,777.27
  6. Step 6: Final answer
    x = 20,727.49

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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.