Home / 47,389.19-71,078.90-15,795.83

Finding the Fourth Proportional to 47,389.19, 71,078.90 and 15,795.83

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Solution

The fourth proportional to 47,389.19, 71,078.90 and 15,795.83 is: 23,692.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389.19 : 71,078.90 = 15,795.83 : x
  2. Step 2: Convert to fraction form
    47,389.19/71,078.90 = 15,795.83/x
  3. Step 3: Cross multiply
    47,389.19x = 71,078.90 × 15,795.83
  4. Step 4: Simplify right side
    47,389.19x = 1,122,750,220.99
  5. Step 5: Solve for x
    x = 1,122,750,220.99/47,389.19
  6. Step 6: Final answer
    x = 23,692.12

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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.