Home / 21,948.60-32,922.93-5,308.56

Finding the Fourth Proportional to 21,948.60, 32,922.93 and 5,308.56

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Solution

The fourth proportional to 21,948.60, 32,922.93 and 5,308.56 is: 7,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948.60 : 32,922.93 = 5,308.56 : x
  2. Step 2: Convert to fraction form
    21,948.60/32,922.93 = 5,308.56/x
  3. Step 3: Cross multiply
    21,948.60x = 32,922.93 × 5,308.56
  4. Step 4: Simplify right side
    21,948.60x = 174,773,446.85
  5. Step 5: Solve for x
    x = 174,773,446.85/21,948.60
  6. Step 6: Final answer
    x = 7,962.85

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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.