Home / 14,251.29-19,634.58-9,940.25

Finding the Fourth Proportional to 14,251.29, 19,634.58 and 9,940.25

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Solution

The fourth proportional to 14,251.29, 19,634.58 and 9,940.25 is: 13,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.29 : 19,634.58 = 9,940.25 : x
  2. Step 2: Convert to fraction form
    14,251.29/19,634.58 = 9,940.25/x
  3. Step 3: Cross multiply
    14,251.29x = 19,634.58 × 9,940.25
  4. Step 4: Simplify right side
    14,251.29x = 195,172,535.67
  5. Step 5: Solve for x
    x = 195,172,535.67/14,251.29
  6. Step 6: Final answer
    x = 13,695.08

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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.