Home / 39,519.45-59,282.28-13,224.29

Finding the Fourth Proportional to 39,519.45, 59,282.28 and 13,224.29

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Solution

The fourth proportional to 39,519.45, 59,282.28 and 13,224.29 is: 19,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,519.45 : 59,282.28 = 13,224.29 : x
  2. Step 2: Convert to fraction form
    39,519.45/59,282.28 = 13,224.29/x
  3. Step 3: Cross multiply
    39,519.45x = 59,282.28 × 13,224.29
  4. Step 4: Simplify right side
    39,519.45x = 783,965,766.17
  5. Step 5: Solve for x
    x = 783,965,766.17/39,519.45
  6. Step 6: Final answer
    x = 19,837.47

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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.