Home / 12,073.20-18,092.52-9,154.32

Finding the Fourth Proportional to 12,073.20, 18,092.52 and 9,154.32

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Solution

The fourth proportional to 12,073.20, 18,092.52 and 9,154.32 is: 13,718.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.20 : 18,092.52 = 9,154.32 : x
  2. Step 2: Convert to fraction form
    12,073.20/18,092.52 = 9,154.32/x
  3. Step 3: Cross multiply
    12,073.20x = 18,092.52 × 9,154.32
  4. Step 4: Simplify right side
    12,073.20x = 165,624,717.69
  5. Step 5: Solve for x
    x = 165,624,717.69/12,073.20
  6. Step 6: Final answer
    x = 13,718.38

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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.