Home / 38,192.87-57,292.36-14,511.76

Finding the Fourth Proportional to 38,192.87, 57,292.36 and 14,511.76

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Solution

The fourth proportional to 38,192.87, 57,292.36 and 14,511.76 is: 21,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,192.87 : 57,292.36 = 14,511.76 : x
  2. Step 2: Convert to fraction form
    38,192.87/57,292.36 = 14,511.76/x
  3. Step 3: Cross multiply
    38,192.87x = 57,292.36 × 14,511.76
  4. Step 4: Simplify right side
    38,192.87x = 831,412,880.27
  5. Step 5: Solve for x
    x = 831,412,880.27/38,192.87
  6. Step 6: Final answer
    x = 21,768.80

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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.