Home / 14,020.64-19,349.09-8,054.18

Finding the Fourth Proportional to 14,020.64, 19,349.09 and 8,054.18

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Solution

The fourth proportional to 14,020.64, 19,349.09 and 8,054.18 is: 11,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.64 : 19,349.09 = 8,054.18 : x
  2. Step 2: Convert to fraction form
    14,020.64/19,349.09 = 8,054.18/x
  3. Step 3: Cross multiply
    14,020.64x = 19,349.09 × 8,054.18
  4. Step 4: Simplify right side
    14,020.64x = 155,840,977.09
  5. Step 5: Solve for x
    x = 155,840,977.09/14,020.64
  6. Step 6: Final answer
    x = 11,115.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.