Home / 25,318.96-34,939.74-14,708.68

Finding the Fourth Proportional to 25,318.96, 34,939.74 and 14,708.68

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Solution

The fourth proportional to 25,318.96, 34,939.74 and 14,708.68 is: 20,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318.96 : 34,939.74 = 14,708.68 : x
  2. Step 2: Convert to fraction form
    25,318.96/34,939.74 = 14,708.68/x
  3. Step 3: Cross multiply
    25,318.96x = 34,939.74 × 14,708.68
  4. Step 4: Simplify right side
    25,318.96x = 513,917,454.94
  5. Step 5: Solve for x
    x = 513,917,454.94/25,318.96
  6. Step 6: Final answer
    x = 20,297.73

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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.