Home / 65,214.60-97,821.90-15,966.60

Finding the Fourth Proportional to 65,214.60, 97,821.90 and 15,966.60

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Solution

The fourth proportional to 65,214.60, 97,821.90 and 15,966.60 is: 23,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,214.60 : 97,821.90 = 15,966.60 : x
  2. Step 2: Convert to fraction form
    65,214.60/97,821.90 = 15,966.60/x
  3. Step 3: Cross multiply
    65,214.60x = 97,821.90 × 15,966.60
  4. Step 4: Simplify right side
    65,214.60x = 1,561,883,148.54
  5. Step 5: Solve for x
    x = 1,561,883,148.54/65,214.60
  6. Step 6: Final answer
    x = 23,949.90

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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.