Home / 12,033.31-16,605.21-6,655.61

Finding the Fourth Proportional to 12,033.31, 16,605.21 and 6,655.61

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Solution

The fourth proportional to 12,033.31, 16,605.21 and 6,655.61 is: 9,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.31 : 16,605.21 = 6,655.61 : x
  2. Step 2: Convert to fraction form
    12,033.31/16,605.21 = 6,655.61/x
  3. Step 3: Cross multiply
    12,033.31x = 16,605.21 × 6,655.61
  4. Step 4: Simplify right side
    12,033.31x = 110,517,737.36
  5. Step 5: Solve for x
    x = 110,517,737.36/12,033.31
  6. Step 6: Final answer
    x = 9,184.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.