Home / 14,039.06-21,061.62-4,179.13

Finding the Fourth Proportional to 14,039.06, 21,061.62 and 4,179.13

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Solution

The fourth proportional to 14,039.06, 21,061.62 and 4,179.13 is: 6,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.06 : 21,061.62 = 4,179.13 : x
  2. Step 2: Convert to fraction form
    14,039.06/21,061.62 = 4,179.13/x
  3. Step 3: Cross multiply
    14,039.06x = 21,061.62 × 4,179.13
  4. Step 4: Simplify right side
    14,039.06x = 88,019,195.34
  5. Step 5: Solve for x
    x = 88,019,195.34/14,039.06
  6. Step 6: Final answer
    x = 6,269.60

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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.