Home / 22,317.25-30,798.76-13,363.04

Finding the Fourth Proportional to 22,317.25, 30,798.76 and 13,363.04

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Solution

The fourth proportional to 22,317.25, 30,798.76 and 13,363.04 is: 18,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,317.25 : 30,798.76 = 13,363.04 : x
  2. Step 2: Convert to fraction form
    22,317.25/30,798.76 = 13,363.04/x
  3. Step 3: Cross multiply
    22,317.25x = 30,798.76 × 13,363.04
  4. Step 4: Simplify right side
    22,317.25x = 411,564,907.84
  5. Step 5: Solve for x
    x = 411,564,907.84/22,317.25
  6. Step 6: Final answer
    x = 18,441.56

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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.