Home / 28,908.03-43,326.60-16,438.50

Finding the Fourth Proportional to 28,908.03, 43,326.60 and 16,438.50

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Solution

The fourth proportional to 28,908.03, 43,326.60 and 16,438.50 is: 24,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.03 : 43,326.60 = 16,438.50 : x
  2. Step 2: Convert to fraction form
    28,908.03/43,326.60 = 16,438.50/x
  3. Step 3: Cross multiply
    28,908.03x = 43,326.60 × 16,438.50
  4. Step 4: Simplify right side
    28,908.03x = 712,224,314.10
  5. Step 5: Solve for x
    x = 712,224,314.10/28,908.03
  6. Step 6: Final answer
    x = 24,637.59

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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.