Home / 14,004.72-21,010.32-6,214.14

Finding the Fourth Proportional to 14,004.72, 21,010.32 and 6,214.14

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Solution

The fourth proportional to 14,004.72, 21,010.32 and 6,214.14 is: 9,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.72 : 21,010.32 = 6,214.14 : x
  2. Step 2: Convert to fraction form
    14,004.72/21,010.32 = 6,214.14/x
  3. Step 3: Cross multiply
    14,004.72x = 21,010.32 × 6,214.14
  4. Step 4: Simplify right side
    14,004.72x = 130,561,069.92
  5. Step 5: Solve for x
    x = 130,561,069.92/14,004.72
  6. Step 6: Final answer
    x = 9,322.65

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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.