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Finding the Fourth Proportional to 16,693.99, 22,914.95 and 14,763.28

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Solution

The fourth proportional to 16,693.99, 22,914.95 and 14,763.28 is: 20,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.99 : 22,914.95 = 14,763.28 : x
  2. Step 2: Convert to fraction form
    16,693.99/22,914.95 = 14,763.28/x
  3. Step 3: Cross multiply
    16,693.99x = 22,914.95 × 14,763.28
  4. Step 4: Simplify right side
    16,693.99x = 338,299,823.04
  5. Step 5: Solve for x
    x = 338,299,823.04/16,693.99
  6. Step 6: Final answer
    x = 20,264.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.