Home / 14,901.66-20,566.25-9,611.85

Finding the Fourth Proportional to 14,901.66, 20,566.25 and 9,611.85

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Solution

The fourth proportional to 14,901.66, 20,566.25 and 9,611.85 is: 13,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901.66 : 20,566.25 = 9,611.85 : x
  2. Step 2: Convert to fraction form
    14,901.66/20,566.25 = 9,611.85/x
  3. Step 3: Cross multiply
    14,901.66x = 20,566.25 × 9,611.85
  4. Step 4: Simplify right side
    14,901.66x = 197,679,662.00
  5. Step 5: Solve for x
    x = 197,679,662.00/14,901.66
  6. Step 6: Final answer
    x = 13,265.61

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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.