Home / 14,725.06-20,320.37-8,010.75

Finding the Fourth Proportional to 14,725.06, 20,320.37 and 8,010.75

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Solution

The fourth proportional to 14,725.06, 20,320.37 and 8,010.75 is: 11,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.06 : 20,320.37 = 8,010.75 : x
  2. Step 2: Convert to fraction form
    14,725.06/20,320.37 = 8,010.75/x
  3. Step 3: Cross multiply
    14,725.06x = 20,320.37 × 8,010.75
  4. Step 4: Simplify right side
    14,725.06x = 162,781,403.98
  5. Step 5: Solve for x
    x = 162,781,403.98/14,725.06
  6. Step 6: Final answer
    x = 11,054.72

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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.