Home / 19,405.26-29,107.28-5,366.13

Finding the Fourth Proportional to 19,405.26, 29,107.28 and 5,366.13

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Solution

The fourth proportional to 19,405.26, 29,107.28 and 5,366.13 is: 8,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,405.26 : 29,107.28 = 5,366.13 : x
  2. Step 2: Convert to fraction form
    19,405.26/29,107.28 = 5,366.13/x
  3. Step 3: Cross multiply
    19,405.26x = 29,107.28 × 5,366.13
  4. Step 4: Simplify right side
    19,405.26x = 156,193,421.60
  5. Step 5: Solve for x
    x = 156,193,421.60/19,405.26
  6. Step 6: Final answer
    x = 8,049.02

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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.