Home / 25,306.53-34,923.20-13,975.71

Finding the Fourth Proportional to 25,306.53, 34,923.20 and 13,975.71

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Solution

The fourth proportional to 25,306.53, 34,923.20 and 13,975.71 is: 19,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.53 : 34,923.20 = 13,975.71 : x
  2. Step 2: Convert to fraction form
    25,306.53/34,923.20 = 13,975.71/x
  3. Step 3: Cross multiply
    25,306.53x = 34,923.20 × 13,975.71
  4. Step 4: Simplify right side
    25,306.53x = 488,076,445.59
  5. Step 5: Solve for x
    x = 488,076,445.59/25,306.53
  6. Step 6: Final answer
    x = 19,286.58

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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.