Home / 12,444.45-18,672.15-6,599.63

Finding the Fourth Proportional to 12,444.45, 18,672.15 and 6,599.63

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Solution

The fourth proportional to 12,444.45, 18,672.15 and 6,599.63 is: 9,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.45 : 18,672.15 = 6,599.63 : x
  2. Step 2: Convert to fraction form
    12,444.45/18,672.15 = 6,599.63/x
  3. Step 3: Cross multiply
    12,444.45x = 18,672.15 × 6,599.63
  4. Step 4: Simplify right side
    12,444.45x = 123,229,187.94
  5. Step 5: Solve for x
    x = 123,229,187.94/12,444.45
  6. Step 6: Final answer
    x = 9,902.34

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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.