Home / 28,769.10-43,157.91-14,737.07

Finding the Fourth Proportional to 28,769.10, 43,157.91 and 14,737.07

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Solution

The fourth proportional to 28,769.10, 43,157.91 and 14,737.07 is: 22,107.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,769.10 : 43,157.91 = 14,737.07 : x
  2. Step 2: Convert to fraction form
    28,769.10/43,157.91 = 14,737.07/x
  3. Step 3: Cross multiply
    28,769.10x = 43,157.91 × 14,737.07
  4. Step 4: Simplify right side
    28,769.10x = 636,020,851.25
  5. Step 5: Solve for x
    x = 636,020,851.25/28,769.10
  6. Step 6: Final answer
    x = 22,107.78

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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.