Home / 28,750.11-39,675.24-16,004.49

Finding the Fourth Proportional to 28,750.11, 39,675.24 and 16,004.49

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Solution

The fourth proportional to 28,750.11, 39,675.24 and 16,004.49 is: 22,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750.11 : 39,675.24 = 16,004.49 : x
  2. Step 2: Convert to fraction form
    28,750.11/39,675.24 = 16,004.49/x
  3. Step 3: Cross multiply
    28,750.11x = 39,675.24 × 16,004.49
  4. Step 4: Simplify right side
    28,750.11x = 634,981,981.83
  5. Step 5: Solve for x
    x = 634,981,981.83/28,750.11
  6. Step 6: Final answer
    x = 22,086.25

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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.