Home / 13,170.20-19,746.07-4,849.13

Finding the Fourth Proportional to 13,170.20, 19,746.07 and 4,849.13

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Solution

The fourth proportional to 13,170.20, 19,746.07 and 4,849.13 is: 7,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,170.20 : 19,746.07 = 4,849.13 : x
  2. Step 2: Convert to fraction form
    13,170.20/19,746.07 = 4,849.13/x
  3. Step 3: Cross multiply
    13,170.20x = 19,746.07 × 4,849.13
  4. Step 4: Simplify right side
    13,170.20x = 95,751,260.42
  5. Step 5: Solve for x
    x = 95,751,260.42/13,170.20
  6. Step 6: Final answer
    x = 7,270.30

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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.