Home / 16,805.30-25,216.05-11,864.30

Finding the Fourth Proportional to 16,805.30, 25,216.05 and 11,864.30

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Solution

The fourth proportional to 16,805.30, 25,216.05 and 11,864.30 is: 17,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.30 : 25,216.05 = 11,864.30 : x
  2. Step 2: Convert to fraction form
    16,805.30/25,216.05 = 11,864.30/x
  3. Step 3: Cross multiply
    16,805.30x = 25,216.05 × 11,864.30
  4. Step 4: Simplify right side
    16,805.30x = 299,170,782.02
  5. Step 5: Solve for x
    x = 299,170,782.02/16,805.30
  6. Step 6: Final answer
    x = 17,802.17

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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.