Home / 38,607.86-57,923.56-18,883.56

Finding the Fourth Proportional to 38,607.86, 57,923.56 and 18,883.56

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Solution

The fourth proportional to 38,607.86, 57,923.56 and 18,883.56 is: 28,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,607.86 : 57,923.56 = 18,883.56 : x
  2. Step 2: Convert to fraction form
    38,607.86/57,923.56 = 18,883.56/x
  3. Step 3: Cross multiply
    38,607.86x = 57,923.56 × 18,883.56
  4. Step 4: Simplify right side
    38,607.86x = 1,093,803,020.67
  5. Step 5: Solve for x
    x = 1,093,803,020.67/38,607.86
  6. Step 6: Final answer
    x = 28,331.10

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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.