Home / 38,530.71-57,808.41-16,362.72

Finding the Fourth Proportional to 38,530.71, 57,808.41 and 16,362.72

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Solution

The fourth proportional to 38,530.71, 57,808.41 and 16,362.72 is: 24,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530.71 : 57,808.41 = 16,362.72 : x
  2. Step 2: Convert to fraction form
    38,530.71/57,808.41 = 16,362.72/x
  3. Step 3: Cross multiply
    38,530.71x = 57,808.41 × 16,362.72
  4. Step 4: Simplify right side
    38,530.71x = 945,902,826.48
  5. Step 5: Solve for x
    x = 945,902,826.48/38,530.71
  6. Step 6: Final answer
    x = 24,549.32

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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.