Home / 14,327.45-19,770.89-7,953.54

Finding the Fourth Proportional to 14,327.45, 19,770.89 and 7,953.54

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Solution

The fourth proportional to 14,327.45, 19,770.89 and 7,953.54 is: 10,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.45 : 19,770.89 = 7,953.54 : x
  2. Step 2: Convert to fraction form
    14,327.45/19,770.89 = 7,953.54/x
  3. Step 3: Cross multiply
    14,327.45x = 19,770.89 × 7,953.54
  4. Step 4: Simplify right side
    14,327.45x = 157,248,564.45
  5. Step 5: Solve for x
    x = 157,248,564.45/14,327.45
  6. Step 6: Final answer
    x = 10,975.34

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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.