Home / 14,724.92-20,320.08-8,010.71

Finding the Fourth Proportional to 14,724.92, 20,320.08 and 8,010.71

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Solution

The fourth proportional to 14,724.92, 20,320.08 and 8,010.71 is: 11,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.92 : 20,320.08 = 8,010.71 : x
  2. Step 2: Convert to fraction form
    14,724.92/20,320.08 = 8,010.71/x
  3. Step 3: Cross multiply
    14,724.92x = 20,320.08 × 8,010.71
  4. Step 4: Simplify right side
    14,724.92x = 162,778,166.46
  5. Step 5: Solve for x
    x = 162,778,166.46/14,724.92
  6. Step 6: Final answer
    x = 11,054.61

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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.