Home / 57,465.66-86,013.78-30,744.96

Finding the Fourth Proportional to 57,465.66, 86,013.78 and 30,744.96

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Solution

The fourth proportional to 57,465.66, 86,013.78 and 30,744.96 is: 46,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,465.66 : 86,013.78 = 30,744.96 : x
  2. Step 2: Convert to fraction form
    57,465.66/86,013.78 = 30,744.96/x
  3. Step 3: Cross multiply
    57,465.66x = 86,013.78 × 30,744.96
  4. Step 4: Simplify right side
    57,465.66x = 2,644,490,225.55
  5. Step 5: Solve for x
    x = 2,644,490,225.55/57,465.66
  6. Step 6: Final answer
    x = 46,018.62

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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.