Home / 18,098.88-27,152.70-9,192.30

Finding the Fourth Proportional to 18,098.88, 27,152.70 and 9,192.30

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Solution

The fourth proportional to 18,098.88, 27,152.70 and 9,192.30 is: 13,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.88 : 27,152.70 = 9,192.30 : x
  2. Step 2: Convert to fraction form
    18,098.88/27,152.70 = 9,192.30/x
  3. Step 3: Cross multiply
    18,098.88x = 27,152.70 × 9,192.30
  4. Step 4: Simplify right side
    18,098.88x = 249,595,764.21
  5. Step 5: Solve for x
    x = 249,595,764.21/18,098.88
  6. Step 6: Final answer
    x = 13,790.67

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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.