Home / 39,512.68-59,269.74-13,217.56

Finding the Fourth Proportional to 39,512.68, 59,269.74 and 13,217.56

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Solution

The fourth proportional to 39,512.68, 59,269.74 and 13,217.56 is: 19,826.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,512.68 : 59,269.74 = 13,217.56 : x
  2. Step 2: Convert to fraction form
    39,512.68/59,269.74 = 13,217.56/x
  3. Step 3: Cross multiply
    39,512.68x = 59,269.74 × 13,217.56
  4. Step 4: Simplify right side
    39,512.68x = 783,401,344.63
  5. Step 5: Solve for x
    x = 783,401,344.63/39,512.68
  6. Step 6: Final answer
    x = 19,826.58

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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.