Home / 14,326.97-19,770.91-7,953.20

Finding the Fourth Proportional to 14,326.97, 19,770.91 and 7,953.20

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Solution

The fourth proportional to 14,326.97, 19,770.91 and 7,953.20 is: 10,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326.97 : 19,770.91 = 7,953.20 : x
  2. Step 2: Convert to fraction form
    14,326.97/19,770.91 = 7,953.20/x
  3. Step 3: Cross multiply
    14,326.97x = 19,770.91 × 7,953.20
  4. Step 4: Simplify right side
    14,326.97x = 157,241,862.79
  5. Step 5: Solve for x
    x = 157,241,862.79/14,326.97
  6. Step 6: Final answer
    x = 10,975.24

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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.