Home / 14,744.24-20,347.19-8,370.66

Finding the Fourth Proportional to 14,744.24, 20,347.19 and 8,370.66

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Solution

The fourth proportional to 14,744.24, 20,347.19 and 8,370.66 is: 11,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.24 : 20,347.19 = 8,370.66 : x
  2. Step 2: Convert to fraction form
    14,744.24/20,347.19 = 8,370.66/x
  3. Step 3: Cross multiply
    14,744.24x = 20,347.19 × 8,370.66
  4. Step 4: Simplify right side
    14,744.24x = 170,319,409.45
  5. Step 5: Solve for x
    x = 170,319,409.45/14,744.24
  6. Step 6: Final answer
    x = 11,551.59

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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.