Home / 22,448.30-30,972.59-12,757.62

Finding the Fourth Proportional to 22,448.30, 30,972.59 and 12,757.62

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Solution

The fourth proportional to 22,448.30, 30,972.59 and 12,757.62 is: 17,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.30 : 30,972.59 = 12,757.62 : x
  2. Step 2: Convert to fraction form
    22,448.30/30,972.59 = 12,757.62/x
  3. Step 3: Cross multiply
    22,448.30x = 30,972.59 × 12,757.62
  4. Step 4: Simplify right side
    22,448.30x = 395,136,533.64
  5. Step 5: Solve for x
    x = 395,136,533.64/22,448.30
  6. Step 6: Final answer
    x = 17,602.07

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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.