Home / 16,721.71-24,935.18-16,571.81

Finding the Fourth Proportional to 16,721.71, 24,935.18 and 16,571.81

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Solution

The fourth proportional to 16,721.71, 24,935.18 and 16,571.81 is: 24,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.71 : 24,935.18 = 16,571.81 : x
  2. Step 2: Convert to fraction form
    16,721.71/24,935.18 = 16,571.81/x
  3. Step 3: Cross multiply
    16,721.71x = 24,935.18 × 16,571.81
  4. Step 4: Simplify right side
    16,721.71x = 413,221,044.75
  5. Step 5: Solve for x
    x = 413,221,044.75/16,721.71
  6. Step 6: Final answer
    x = 24,711.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.