Home / 13,094.87-18,074.78-7,992.23

Finding the Fourth Proportional to 13,094.87, 18,074.78 and 7,992.23

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Solution

The fourth proportional to 13,094.87, 18,074.78 and 7,992.23 is: 11,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.87 : 18,074.78 = 7,992.23 : x
  2. Step 2: Convert to fraction form
    13,094.87/18,074.78 = 7,992.23/x
  3. Step 3: Cross multiply
    13,094.87x = 18,074.78 × 7,992.23
  4. Step 4: Simplify right side
    13,094.87x = 144,457,798.96
  5. Step 5: Solve for x
    x = 144,457,798.96/13,094.87
  6. Step 6: Final answer
    x = 11,031.63

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Double scale
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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.