Home / 12,822.30-19,233.45-5,802.30

Finding the Fourth Proportional to 12,822.30, 19,233.45 and 5,802.30

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Solution

The fourth proportional to 12,822.30, 19,233.45 and 5,802.30 is: 8,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.30 : 19,233.45 = 5,802.30 : x
  2. Step 2: Convert to fraction form
    12,822.30/19,233.45 = 5,802.30/x
  3. Step 3: Cross multiply
    12,822.30x = 19,233.45 × 5,802.30
  4. Step 4: Simplify right side
    12,822.30x = 111,598,246.94
  5. Step 5: Solve for x
    x = 111,598,246.94/12,822.30
  6. Step 6: Final answer
    x = 8,703.45

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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.