Home / 14,405.40-21,611.10-6,085.44

Finding the Fourth Proportional to 14,405.40, 21,611.10 and 6,085.44

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Solution

The fourth proportional to 14,405.40, 21,611.10 and 6,085.44 is: 9,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.40 : 21,611.10 = 6,085.44 : x
  2. Step 2: Convert to fraction form
    14,405.40/21,611.10 = 6,085.44/x
  3. Step 3: Cross multiply
    14,405.40x = 21,611.10 × 6,085.44
  4. Step 4: Simplify right side
    14,405.40x = 131,513,052.38
  5. Step 5: Solve for x
    x = 131,513,052.38/14,405.40
  6. Step 6: Final answer
    x = 9,129.43

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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.