Home / 14,052.70-21,089.44-6,657.18

Finding the Fourth Proportional to 14,052.70, 21,089.44 and 6,657.18

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Solution

The fourth proportional to 14,052.70, 21,089.44 and 6,657.18 is: 9,990.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.70 : 21,089.44 = 6,657.18 : x
  2. Step 2: Convert to fraction form
    14,052.70/21,089.44 = 6,657.18/x
  3. Step 3: Cross multiply
    14,052.70x = 21,089.44 × 6,657.18
  4. Step 4: Simplify right side
    14,052.70x = 140,396,198.18
  5. Step 5: Solve for x
    x = 140,396,198.18/14,052.70
  6. Step 6: Final answer
    x = 9,990.69

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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.