Home / 16,515.99-22,811.00-10,875.96

Finding the Fourth Proportional to 16,515.99, 22,811.00 and 10,875.96

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Solution

The fourth proportional to 16,515.99, 22,811.00 and 10,875.96 is: 15,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.99 : 22,811.00 = 10,875.96 : x
  2. Step 2: Convert to fraction form
    16,515.99/22,811.00 = 10,875.96/x
  3. Step 3: Cross multiply
    16,515.99x = 22,811.00 × 10,875.96
  4. Step 4: Simplify right side
    16,515.99x = 248,091,550.75
  5. Step 5: Solve for x
    x = 248,091,550.75/16,515.99
  6. Step 6: Final answer
    x = 15,021.29

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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.