Home / 38,879.42-53,669.85-26,311.46

Finding the Fourth Proportional to 38,879.42, 53,669.85 and 26,311.46

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Solution

The fourth proportional to 38,879.42, 53,669.85 and 26,311.46 is: 36,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,879.42 : 53,669.85 = 26,311.46 : x
  2. Step 2: Convert to fraction form
    38,879.42/53,669.85 = 26,311.46/x
  3. Step 3: Cross multiply
    38,879.42x = 53,669.85 × 26,311.46
  4. Step 4: Simplify right side
    38,879.42x = 1,412,132,111.48
  5. Step 5: Solve for x
    x = 1,412,132,111.48/38,879.42
  6. Step 6: Final answer
    x = 36,320.81

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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.