Home / 55,473.87-76,535.21-31,583.62

Finding the Fourth Proportional to 55,473.87, 76,535.21 and 31,583.62

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Solution

The fourth proportional to 55,473.87, 76,535.21 and 31,583.62 is: 43,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,473.87 : 76,535.21 = 31,583.62 : x
  2. Step 2: Convert to fraction form
    55,473.87/76,535.21 = 31,583.62/x
  3. Step 3: Cross multiply
    55,473.87x = 76,535.21 × 31,583.62
  4. Step 4: Simplify right side
    55,473.87x = 2,417,258,876.88
  5. Step 5: Solve for x
    x = 2,417,258,876.88/55,473.87
  6. Step 6: Final answer
    x = 43,574.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.