Home / 39,436.50-59,155.16-11,734.50

Finding the Fourth Proportional to 39,436.50, 59,155.16 and 11,734.50

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Solution

The fourth proportional to 39,436.50, 59,155.16 and 11,734.50 is: 17,601.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.50 : 59,155.16 = 11,734.50 : x
  2. Step 2: Convert to fraction form
    39,436.50/59,155.16 = 11,734.50/x
  3. Step 3: Cross multiply
    39,436.50x = 59,155.16 × 11,734.50
  4. Step 4: Simplify right side
    39,436.50x = 694,156,166.35
  5. Step 5: Solve for x
    x = 694,156,166.35/39,436.50
  6. Step 6: Final answer
    x = 17,601.87

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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.