Home / 57,438.60-86,122.62-22,337.36

Finding the Fourth Proportional to 57,438.60, 86,122.62 and 22,337.36

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Solution

The fourth proportional to 57,438.60, 86,122.62 and 22,337.36 is: 33,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,438.60 : 86,122.62 = 22,337.36 : x
  2. Step 2: Convert to fraction form
    57,438.60/86,122.62 = 22,337.36/x
  3. Step 3: Cross multiply
    57,438.60x = 86,122.62 × 22,337.36
  4. Step 4: Simplify right side
    57,438.60x = 1,923,751,967.08
  5. Step 5: Solve for x
    x = 1,923,751,967.08/57,438.60
  6. Step 6: Final answer
    x = 33,492.32

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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.