Home / 18,330.72-27,477.60-7,233.10

Finding the Fourth Proportional to 18,330.72, 27,477.60 and 7,233.10

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Solution

The fourth proportional to 18,330.72, 27,477.60 and 7,233.10 is: 10,842.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.72 : 27,477.60 = 7,233.10 : x
  2. Step 2: Convert to fraction form
    18,330.72/27,477.60 = 7,233.10/x
  3. Step 3: Cross multiply
    18,330.72x = 27,477.60 × 7,233.10
  4. Step 4: Simplify right side
    18,330.72x = 198,748,228.56
  5. Step 5: Solve for x
    x = 198,748,228.56/18,330.72
  6. Step 6: Final answer
    x = 10,842.36

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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.