Home / 57,639.18-86,466.32-22,574.28

Finding the Fourth Proportional to 57,639.18, 86,466.32 and 22,574.28

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Solution

The fourth proportional to 57,639.18, 86,466.32 and 22,574.28 is: 33,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,639.18 : 86,466.32 = 22,574.28 : x
  2. Step 2: Convert to fraction form
    57,639.18/86,466.32 = 22,574.28/x
  3. Step 3: Cross multiply
    57,639.18x = 86,466.32 × 22,574.28
  4. Step 4: Simplify right side
    57,639.18x = 1,951,914,485.92
  5. Step 5: Solve for x
    x = 1,951,914,485.92/57,639.18
  6. Step 6: Final answer
    x = 33,864.37

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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.