Home / 33,065.45-49,607.77-12,005.15

Finding the Fourth Proportional to 33,065.45, 49,607.77 and 12,005.15

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Solution

The fourth proportional to 33,065.45, 49,607.77 and 12,005.15 is: 18,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,065.45 : 49,607.77 = 12,005.15 : x
  2. Step 2: Convert to fraction form
    33,065.45/49,607.77 = 12,005.15/x
  3. Step 3: Cross multiply
    33,065.45x = 49,607.77 × 12,005.15
  4. Step 4: Simplify right side
    33,065.45x = 595,548,411.95
  5. Step 5: Solve for x
    x = 595,548,411.95/33,065.45
  6. Step 6: Final answer
    x = 18,011.20

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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.