Home / 55,474.05-76,535.48-31,583.81

Finding the Fourth Proportional to 55,474.05, 76,535.48 and 31,583.81

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Solution

The fourth proportional to 55,474.05, 76,535.48 and 31,583.81 is: 43,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,474.05 : 76,535.48 = 31,583.81 : x
  2. Step 2: Convert to fraction form
    55,474.05/76,535.48 = 31,583.81/x
  3. Step 3: Cross multiply
    55,474.05x = 76,535.48 × 31,583.81
  4. Step 4: Simplify right side
    55,474.05x = 2,417,282,058.58
  5. Step 5: Solve for x
    x = 2,417,282,058.58/55,474.05
  6. Step 6: Final answer
    x = 43,575.01

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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.