Home / 14,326.13-19,770.01-7,953.66

Finding the Fourth Proportional to 14,326.13, 19,770.01 and 7,953.66

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Solution

The fourth proportional to 14,326.13, 19,770.01 and 7,953.66 is: 10,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326.13 : 19,770.01 = 7,953.66 : x
  2. Step 2: Convert to fraction form
    14,326.13/19,770.01 = 7,953.66/x
  3. Step 3: Cross multiply
    14,326.13x = 19,770.01 × 7,953.66
  4. Step 4: Simplify right side
    14,326.13x = 157,243,917.85
  5. Step 5: Solve for x
    x = 157,243,917.85/14,326.13
  6. Step 6: Final answer
    x = 10,976.02

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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.