Home / 57,935.60-86,904.92-18,492.66

Finding the Fourth Proportional to 57,935.60, 86,904.92 and 18,492.66

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Solution

The fourth proportional to 57,935.60, 86,904.92 and 18,492.66 is: 27,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.60 : 86,904.92 = 18,492.66 : x
  2. Step 2: Convert to fraction form
    57,935.60/86,904.92 = 18,492.66/x
  3. Step 3: Cross multiply
    57,935.60x = 86,904.92 × 18,492.66
  4. Step 4: Simplify right side
    57,935.60x = 1,607,103,137.89
  5. Step 5: Solve for x
    x = 1,607,103,137.89/57,935.60
  6. Step 6: Final answer
    x = 27,739.48

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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.