Home / 52,811.90-72,873.48-31,583.42

Finding the Fourth Proportional to 52,811.90, 72,873.48 and 31,583.42

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Solution

The fourth proportional to 52,811.90, 72,873.48 and 31,583.42 is: 43,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,811.90 : 72,873.48 = 31,583.42 : x
  2. Step 2: Convert to fraction form
    52,811.90/72,873.48 = 31,583.42/x
  3. Step 3: Cross multiply
    52,811.90x = 72,873.48 × 31,583.42
  4. Step 4: Simplify right side
    52,811.90x = 2,301,593,725.70
  5. Step 5: Solve for x
    x = 2,301,593,725.70/52,811.90
  6. Step 6: Final answer
    x = 43,580.97

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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.