Home / 16,895.81-25,306.79-8,561.52

Finding the Fourth Proportional to 16,895.81, 25,306.79 and 8,561.52

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Solution

The fourth proportional to 16,895.81, 25,306.79 and 8,561.52 is: 12,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.81 : 25,306.79 = 8,561.52 : x
  2. Step 2: Convert to fraction form
    16,895.81/25,306.79 = 8,561.52/x
  3. Step 3: Cross multiply
    16,895.81x = 25,306.79 × 8,561.52
  4. Step 4: Simplify right side
    16,895.81x = 216,664,545.91
  5. Step 5: Solve for x
    x = 216,664,545.91/16,895.81
  6. Step 6: Final answer
    x = 12,823.57

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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.