Home / 12,150.17-18,184.10-7,473.14

Finding the Fourth Proportional to 12,150.17, 18,184.10 and 7,473.14

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Solution

The fourth proportional to 12,150.17, 18,184.10 and 7,473.14 is: 11,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.17 : 18,184.10 = 7,473.14 : x
  2. Step 2: Convert to fraction form
    12,150.17/18,184.10 = 7,473.14/x
  3. Step 3: Cross multiply
    12,150.17x = 18,184.10 × 7,473.14
  4. Step 4: Simplify right side
    12,150.17x = 135,892,264.98
  5. Step 5: Solve for x
    x = 135,892,264.98/12,150.17
  6. Step 6: Final answer
    x = 11,184.39

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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.