Home / 16,721.67-25,049.70-14,261.70

Finding the Fourth Proportional to 16,721.67, 25,049.70 and 14,261.70

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Solution

The fourth proportional to 16,721.67, 25,049.70 and 14,261.70 is: 21,364.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.67 : 25,049.70 = 14,261.70 : x
  2. Step 2: Convert to fraction form
    16,721.67/25,049.70 = 14,261.70/x
  3. Step 3: Cross multiply
    16,721.67x = 25,049.70 × 14,261.70
  4. Step 4: Simplify right side
    16,721.67x = 357,251,306.49
  5. Step 5: Solve for x
    x = 357,251,306.49/16,721.67
  6. Step 6: Final answer
    x = 21,364.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.