Home / 18,313.17-27,467.29-5,166.60

Finding the Fourth Proportional to 18,313.17, 27,467.29 and 5,166.60

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Solution

The fourth proportional to 18,313.17, 27,467.29 and 5,166.60 is: 7,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.17 : 27,467.29 = 5,166.60 : x
  2. Step 2: Convert to fraction form
    18,313.17/27,467.29 = 5,166.60/x
  3. Step 3: Cross multiply
    18,313.17x = 27,467.29 × 5,166.60
  4. Step 4: Simplify right side
    18,313.17x = 141,912,500.51
  5. Step 5: Solve for x
    x = 141,912,500.51/18,313.17
  6. Step 6: Final answer
    x = 7,749.20

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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.