Home / 47,669.06-71,504.00-12,130.43

Finding the Fourth Proportional to 47,669.06, 71,504.00 and 12,130.43

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Solution

The fourth proportional to 47,669.06, 71,504.00 and 12,130.43 is: 18,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,669.06 : 71,504.00 = 12,130.43 : x
  2. Step 2: Convert to fraction form
    47,669.06/71,504.00 = 12,130.43/x
  3. Step 3: Cross multiply
    47,669.06x = 71,504.00 × 12,130.43
  4. Step 4: Simplify right side
    47,669.06x = 867,373,894.04
  5. Step 5: Solve for x
    x = 867,373,894.04/47,669.06
  6. Step 6: Final answer
    x = 18,195.74

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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.