Home / 13,246.16-19,872.60-5,349.20

Finding the Fourth Proportional to 13,246.16, 19,872.60 and 5,349.20

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Solution

The fourth proportional to 13,246.16, 19,872.60 and 5,349.20 is: 8,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.16 : 19,872.60 = 5,349.20 : x
  2. Step 2: Convert to fraction form
    13,246.16/19,872.60 = 5,349.20/x
  3. Step 3: Cross multiply
    13,246.16x = 19,872.60 × 5,349.20
  4. Step 4: Simplify right side
    13,246.16x = 106,302,511.92
  5. Step 5: Solve for x
    x = 106,302,511.92/13,246.16
  6. Step 6: Final answer
    x = 8,025.16

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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.