Home / 14,014.82-21,022.23-13,314.08

Finding the Fourth Proportional to 14,014.82, 21,022.23 and 13,314.08

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Solution

The fourth proportional to 14,014.82, 21,022.23 and 13,314.08 is: 19,971.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.82 : 21,022.23 = 13,314.08 : x
  2. Step 2: Convert to fraction form
    14,014.82/21,022.23 = 13,314.08/x
  3. Step 3: Cross multiply
    14,014.82x = 21,022.23 × 13,314.08
  4. Step 4: Simplify right side
    14,014.82x = 279,891,652.00
  5. Step 5: Solve for x
    x = 279,891,652.00/14,014.82
  6. Step 6: Final answer
    x = 19,971.12

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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.