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Finding the Fourth Proportional to 14,611.18, 21,901.05 and 6,295.11

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Solution

The fourth proportional to 14,611.18, 21,901.05 and 6,295.11 is: 9,435.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.18 : 21,901.05 = 6,295.11 : x
  2. Step 2: Convert to fraction form
    14,611.18/21,901.05 = 6,295.11/x
  3. Step 3: Cross multiply
    14,611.18x = 21,901.05 × 6,295.11
  4. Step 4: Simplify right side
    14,611.18x = 137,869,518.87
  5. Step 5: Solve for x
    x = 137,869,518.87/14,611.18
  6. Step 6: Final answer
    x = 9,435.89

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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.