Home / 19,600.29-29,405.39-8,504.28

Finding the Fourth Proportional to 19,600.29, 29,405.39 and 8,504.28

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Solution

The fourth proportional to 19,600.29, 29,405.39 and 8,504.28 is: 12,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.29 : 29,405.39 = 8,504.28 : x
  2. Step 2: Convert to fraction form
    19,600.29/29,405.39 = 8,504.28/x
  3. Step 3: Cross multiply
    19,600.29x = 29,405.39 × 8,504.28
  4. Step 4: Simplify right side
    19,600.29x = 250,071,627.55
  5. Step 5: Solve for x
    x = 250,071,627.55/19,600.29
  6. Step 6: Final answer
    x = 12,758.57

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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.