Home / 16,769.76-25,153.19-5,676.21

Finding the Fourth Proportional to 16,769.76, 25,153.19 and 5,676.21

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Solution

The fourth proportional to 16,769.76, 25,153.19 and 5,676.21 is: 8,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.76 : 25,153.19 = 5,676.21 : x
  2. Step 2: Convert to fraction form
    16,769.76/25,153.19 = 5,676.21/x
  3. Step 3: Cross multiply
    16,769.76x = 25,153.19 × 5,676.21
  4. Step 4: Simplify right side
    16,769.76x = 142,774,788.61
  5. Step 5: Solve for x
    x = 142,774,788.61/16,769.76
  6. Step 6: Final answer
    x = 8,513.82

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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.