Home / 14,736.10-20,333.06-8,769.28

Finding the Fourth Proportional to 14,736.10, 20,333.06 and 8,769.28

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Solution

The fourth proportional to 14,736.10, 20,333.06 and 8,769.28 is: 12,099.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.10 : 20,333.06 = 8,769.28 : x
  2. Step 2: Convert to fraction form
    14,736.10/20,333.06 = 8,769.28/x
  3. Step 3: Cross multiply
    14,736.10x = 20,333.06 × 8,769.28
  4. Step 4: Simplify right side
    14,736.10x = 178,306,296.40
  5. Step 5: Solve for x
    x = 178,306,296.40/14,736.10
  6. Step 6: Final answer
    x = 12,099.97

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1.5x scale

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.