Home / 15,070.14-20,794.14-8,695.26

Finding the Fourth Proportional to 15,070.14, 20,794.14 and 8,695.26

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Solution

The fourth proportional to 15,070.14, 20,794.14 and 8,695.26 is: 11,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070.14 : 20,794.14 = 8,695.26 : x
  2. Step 2: Convert to fraction form
    15,070.14/20,794.14 = 8,695.26/x
  3. Step 3: Cross multiply
    15,070.14x = 20,794.14 × 8,695.26
  4. Step 4: Simplify right side
    15,070.14x = 180,810,453.78
  5. Step 5: Solve for x
    x = 180,810,453.78/15,070.14
  6. Step 6: Final answer
    x = 11,997.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.