Home / 16,895.03-23,315.79-11,219.99

Finding the Fourth Proportional to 16,895.03, 23,315.79 and 11,219.99

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Solution

The fourth proportional to 16,895.03, 23,315.79 and 11,219.99 is: 15,484.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.03 : 23,315.79 = 11,219.99 : x
  2. Step 2: Convert to fraction form
    16,895.03/23,315.79 = 11,219.99/x
  3. Step 3: Cross multiply
    16,895.03x = 23,315.79 × 11,219.99
  4. Step 4: Simplify right side
    16,895.03x = 261,602,814.06
  5. Step 5: Solve for x
    x = 261,602,814.06/16,895.03
  6. Step 6: Final answer
    x = 15,484.01

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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.