Home / 13,735.42-20,603.13-3,347.08

Finding the Fourth Proportional to 13,735.42, 20,603.13 and 3,347.08

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Solution

The fourth proportional to 13,735.42, 20,603.13 and 3,347.08 is: 5,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735.42 : 20,603.13 = 3,347.08 : x
  2. Step 2: Convert to fraction form
    13,735.42/20,603.13 = 3,347.08/x
  3. Step 3: Cross multiply
    13,735.42x = 20,603.13 × 3,347.08
  4. Step 4: Simplify right side
    13,735.42x = 68,960,324.36
  5. Step 5: Solve for x
    x = 68,960,324.36/13,735.42
  6. Step 6: Final answer
    x = 5,020.62

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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.