Home / 12,805.02-19,208.13-6,223.36

Finding the Fourth Proportional to 12,805.02, 19,208.13 and 6,223.36

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Solution

The fourth proportional to 12,805.02, 19,208.13 and 6,223.36 is: 9,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,805.02 : 19,208.13 = 6,223.36 : x
  2. Step 2: Convert to fraction form
    12,805.02/19,208.13 = 6,223.36/x
  3. Step 3: Cross multiply
    12,805.02x = 19,208.13 × 6,223.36
  4. Step 4: Simplify right side
    12,805.02x = 119,539,107.92
  5. Step 5: Solve for x
    x = 119,539,107.92/12,805.02
  6. Step 6: Final answer
    x = 9,335.33

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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.