Home / 14,960.56-20,645.40-8,673.52

Finding the Fourth Proportional to 14,960.56, 20,645.40 and 8,673.52

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Solution

The fourth proportional to 14,960.56, 20,645.40 and 8,673.52 is: 11,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,960.56 : 20,645.40 = 8,673.52 : x
  2. Step 2: Convert to fraction form
    14,960.56/20,645.40 = 8,673.52/x
  3. Step 3: Cross multiply
    14,960.56x = 20,645.40 × 8,673.52
  4. Step 4: Simplify right side
    14,960.56x = 179,068,289.81
  5. Step 5: Solve for x
    x = 179,068,289.81/14,960.56
  6. Step 6: Final answer
    x = 11,969.36

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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.