Home / 12,735.59-19,101.28-3,376.19

Finding the Fourth Proportional to 12,735.59, 19,101.28 and 3,376.19

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Solution

The fourth proportional to 12,735.59, 19,101.28 and 3,376.19 is: 5,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,735.59 : 19,101.28 = 3,376.19 : x
  2. Step 2: Convert to fraction form
    12,735.59/19,101.28 = 3,376.19/x
  3. Step 3: Cross multiply
    12,735.59x = 19,101.28 × 3,376.19
  4. Step 4: Simplify right side
    12,735.59x = 64,489,438.14
  5. Step 5: Solve for x
    x = 64,489,438.14/12,735.59
  6. Step 6: Final answer
    x = 5,063.72

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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.