Home / 14,074.56-21,097.06-6,670.15

Finding the Fourth Proportional to 14,074.56, 21,097.06 and 6,670.15

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Solution

The fourth proportional to 14,074.56, 21,097.06 and 6,670.15 is: 9,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.56 : 21,097.06 = 6,670.15 : x
  2. Step 2: Convert to fraction form
    14,074.56/21,097.06 = 6,670.15/x
  3. Step 3: Cross multiply
    14,074.56x = 21,097.06 × 6,670.15
  4. Step 4: Simplify right side
    14,074.56x = 140,720,485.34
  5. Step 5: Solve for x
    x = 140,720,485.34/14,074.56
  6. Step 6: Final answer
    x = 9,998.22

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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.