Home / 22,312.47-33,471.84-6,518.66

Finding the Fourth Proportional to 22,312.47, 33,471.84 and 6,518.66

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Solution

The fourth proportional to 22,312.47, 33,471.84 and 6,518.66 is: 9,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,312.47 : 33,471.84 = 6,518.66 : x
  2. Step 2: Convert to fraction form
    22,312.47/33,471.84 = 6,518.66/x
  3. Step 3: Cross multiply
    22,312.47x = 33,471.84 × 6,518.66
  4. Step 4: Simplify right side
    22,312.47x = 218,191,511.94
  5. Step 5: Solve for x
    x = 218,191,511.94/22,312.47
  6. Step 6: Final answer
    x = 9,778.90

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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.