Home / 14,744.82-20,347.71-8,030.43

Finding the Fourth Proportional to 14,744.82, 20,347.71 and 8,030.43

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Solution

The fourth proportional to 14,744.82, 20,347.71 and 8,030.43 is: 11,081.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.82 : 20,347.71 = 8,030.43 : x
  2. Step 2: Convert to fraction form
    14,744.82/20,347.71 = 8,030.43/x
  3. Step 3: Cross multiply
    14,744.82x = 20,347.71 × 8,030.43
  4. Step 4: Simplify right side
    14,744.82x = 163,400,860.82
  5. Step 5: Solve for x
    x = 163,400,860.82/14,744.82
  6. Step 6: Final answer
    x = 11,081.92

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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.