Home / 14,093.10-21,131.10-9,705.69

Finding the Fourth Proportional to 14,093.10, 21,131.10 and 9,705.69

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Solution

The fourth proportional to 14,093.10, 21,131.10 and 9,705.69 is: 14,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.10 : 21,131.10 = 9,705.69 : x
  2. Step 2: Convert to fraction form
    14,093.10/21,131.10 = 9,705.69/x
  3. Step 3: Cross multiply
    14,093.10x = 21,131.10 × 9,705.69
  4. Step 4: Simplify right side
    14,093.10x = 205,091,905.96
  5. Step 5: Solve for x
    x = 205,091,905.96/14,093.10
  6. Step 6: Final answer
    x = 14,552.65

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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.