Home / 16,769.86-25,154.53-4,289.77

Finding the Fourth Proportional to 16,769.86, 25,154.53 and 4,289.77

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Solution

The fourth proportional to 16,769.86, 25,154.53 and 4,289.77 is: 6,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.86 : 25,154.53 = 4,289.77 : x
  2. Step 2: Convert to fraction form
    16,769.86/25,154.53 = 4,289.77/x
  3. Step 3: Cross multiply
    16,769.86x = 25,154.53 × 4,289.77
  4. Step 4: Simplify right side
    16,769.86x = 107,907,148.16
  5. Step 5: Solve for x
    x = 107,907,148.16/16,769.86
  6. Step 6: Final answer
    x = 6,434.59

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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.