Home / 14,761.56-20,370.69-8,047.23

Finding the Fourth Proportional to 14,761.56, 20,370.69 and 8,047.23

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Solution

The fourth proportional to 14,761.56, 20,370.69 and 8,047.23 is: 11,105.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761.56 : 20,370.69 = 8,047.23 : x
  2. Step 2: Convert to fraction form
    14,761.56/20,370.69 = 8,047.23/x
  3. Step 3: Cross multiply
    14,761.56x = 20,370.69 × 8,047.23
  4. Step 4: Simplify right side
    14,761.56x = 163,927,627.69
  5. Step 5: Solve for x
    x = 163,927,627.69/14,761.56
  6. Step 6: Final answer
    x = 11,105.03

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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.