Home / 16,534.99-22,818.53-8,981.47

Finding the Fourth Proportional to 16,534.99, 22,818.53 and 8,981.47

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Solution

The fourth proportional to 16,534.99, 22,818.53 and 8,981.47 is: 12,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,534.99 : 22,818.53 = 8,981.47 : x
  2. Step 2: Convert to fraction form
    16,534.99/22,818.53 = 8,981.47/x
  3. Step 3: Cross multiply
    16,534.99x = 22,818.53 × 8,981.47
  4. Step 4: Simplify right side
    16,534.99x = 204,943,908.05
  5. Step 5: Solve for x
    x = 204,943,908.05/16,534.99
  6. Step 6: Final answer
    x = 12,394.56

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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.