Home / 13,260.48-19,896.68-6,683.08

Finding the Fourth Proportional to 13,260.48, 19,896.68 and 6,683.08

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Solution

The fourth proportional to 13,260.48, 19,896.68 and 6,683.08 is: 10,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.48 : 19,896.68 = 6,683.08 : x
  2. Step 2: Convert to fraction form
    13,260.48/19,896.68 = 6,683.08/x
  3. Step 3: Cross multiply
    13,260.48x = 19,896.68 × 6,683.08
  4. Step 4: Simplify right side
    13,260.48x = 132,971,104.17
  5. Step 5: Solve for x
    x = 132,971,104.17/13,260.48
  6. Step 6: Final answer
    x = 10,027.62

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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.