Home / 55,582.58-76,684.92-31,692.08

Finding the Fourth Proportional to 55,582.58, 76,684.92 and 31,692.08

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Solution

The fourth proportional to 55,582.58, 76,684.92 and 31,692.08 is: 43,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,582.58 : 76,684.92 = 31,692.08 : x
  2. Step 2: Convert to fraction form
    55,582.58/76,684.92 = 31,692.08/x
  3. Step 3: Cross multiply
    55,582.58x = 76,684.92 × 31,692.08
  4. Step 4: Simplify right side
    55,582.58x = 2,430,304,619.43
  5. Step 5: Solve for x
    x = 2,430,304,619.43/55,582.58
  6. Step 6: Final answer
    x = 43,724.21

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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.