Home / 13,934.71-19,245.74-9,450.66

Finding the Fourth Proportional to 13,934.71, 19,245.74 and 9,450.66

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Solution

The fourth proportional to 13,934.71, 19,245.74 and 9,450.66 is: 13,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.71 : 19,245.74 = 9,450.66 : x
  2. Step 2: Convert to fraction form
    13,934.71/19,245.74 = 9,450.66/x
  3. Step 3: Cross multiply
    13,934.71x = 19,245.74 × 9,450.66
  4. Step 4: Simplify right side
    13,934.71x = 181,884,945.19
  5. Step 5: Solve for x
    x = 181,884,945.19/13,934.71
  6. Step 6: Final answer
    x = 13,052.65

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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.