Home / 38,487.04-57,686.78-16,286.56

Finding the Fourth Proportional to 38,487.04, 57,686.78 and 16,286.56

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Solution

The fourth proportional to 38,487.04, 57,686.78 and 16,286.56 is: 24,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.04 : 57,686.78 = 16,286.56 : x
  2. Step 2: Convert to fraction form
    38,487.04/57,686.78 = 16,286.56/x
  3. Step 3: Cross multiply
    38,487.04x = 57,686.78 × 16,286.56
  4. Step 4: Simplify right side
    38,487.04x = 939,519,203.68
  5. Step 5: Solve for x
    x = 939,519,203.68/38,487.04
  6. Step 6: Final answer
    x = 24,411.31

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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.