Home / 38,768.40-58,152.96-10,688.94

Finding the Fourth Proportional to 38,768.40, 58,152.96 and 10,688.94

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Solution

The fourth proportional to 38,768.40, 58,152.96 and 10,688.94 is: 16,033.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,768.40 : 58,152.96 = 10,688.94 : x
  2. Step 2: Convert to fraction form
    38,768.40/58,152.96 = 10,688.94/x
  3. Step 3: Cross multiply
    38,768.40x = 58,152.96 × 10,688.94
  4. Step 4: Simplify right side
    38,768.40x = 621,593,500.26
  5. Step 5: Solve for x
    x = 621,593,500.26/38,768.40
  6. Step 6: Final answer
    x = 16,033.51

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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.