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Finding the Fourth Proportional to 57,477.96, 86,216.76 and 18,034.92

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Solution

The fourth proportional to 57,477.96, 86,216.76 and 18,034.92 is: 27,052.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,477.96 : 86,216.76 = 18,034.92 : x
  2. Step 2: Convert to fraction form
    57,477.96/86,216.76 = 18,034.92/x
  3. Step 3: Cross multiply
    57,477.96x = 86,216.76 × 18,034.92
  4. Step 4: Simplify right side
    57,477.96x = 1,554,912,369.26
  5. Step 5: Solve for x
    x = 1,554,912,369.26/57,477.96
  6. Step 6: Final answer
    x = 27,052.32

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1.5x scale

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.