Home / 47,768.27-71,652.30-12,707.93

Finding the Fourth Proportional to 47,768.27, 71,652.30 and 12,707.93

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Solution

The fourth proportional to 47,768.27, 71,652.30 and 12,707.93 is: 19,061.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.27 : 71,652.30 = 12,707.93 : x
  2. Step 2: Convert to fraction form
    47,768.27/71,652.30 = 12,707.93/x
  3. Step 3: Cross multiply
    47,768.27x = 71,652.30 × 12,707.93
  4. Step 4: Simplify right side
    47,768.27x = 910,552,054.48
  5. Step 5: Solve for x
    x = 910,552,054.48/47,768.27
  6. Step 6: Final answer
    x = 19,061.86

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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.