Home / 13,002.08-19,500.68-5,104.29

Finding the Fourth Proportional to 13,002.08, 19,500.68 and 5,104.29

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Solution

The fourth proportional to 13,002.08, 19,500.68 and 5,104.29 is: 7,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002.08 : 19,500.68 = 5,104.29 : x
  2. Step 2: Convert to fraction form
    13,002.08/19,500.68 = 5,104.29/x
  3. Step 3: Cross multiply
    13,002.08x = 19,500.68 × 5,104.29
  4. Step 4: Simplify right side
    13,002.08x = 99,537,138.68
  5. Step 5: Solve for x
    x = 99,537,138.68/13,002.08
  6. Step 6: Final answer
    x = 7,655.48

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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.