Home / 47,580.30-71,353.20-15,980.94

Finding the Fourth Proportional to 47,580.30, 71,353.20 and 15,980.94

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Solution

The fourth proportional to 47,580.30, 71,353.20 and 15,980.94 is: 23,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,580.30 : 71,353.20 = 15,980.94 : x
  2. Step 2: Convert to fraction form
    47,580.30/71,353.20 = 15,980.94/x
  3. Step 3: Cross multiply
    47,580.30x = 71,353.20 × 15,980.94
  4. Step 4: Simplify right side
    47,580.30x = 1,140,291,208.01
  5. Step 5: Solve for x
    x = 1,140,291,208.01/47,580.30
  6. Step 6: Final answer
    x = 23,965.62

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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.