Home / 13,532.44-20,298.66-4,299.16

Finding the Fourth Proportional to 13,532.44, 20,298.66 and 4,299.16

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Solution

The fourth proportional to 13,532.44, 20,298.66 and 4,299.16 is: 6,448.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.44 : 20,298.66 = 4,299.16 : x
  2. Step 2: Convert to fraction form
    13,532.44/20,298.66 = 4,299.16/x
  3. Step 3: Cross multiply
    13,532.44x = 20,298.66 × 4,299.16
  4. Step 4: Simplify right side
    13,532.44x = 87,267,187.13
  5. Step 5: Solve for x
    x = 87,267,187.13/13,532.44
  6. Step 6: Final answer
    x = 6,448.74

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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.