Home / 43,729.96-65,587.90-15,644.76

Finding the Fourth Proportional to 43,729.96, 65,587.90 and 15,644.76

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Solution

The fourth proportional to 43,729.96, 65,587.90 and 15,644.76 is: 23,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,729.96 : 65,587.90 = 15,644.76 : x
  2. Step 2: Convert to fraction form
    43,729.96/65,587.90 = 15,644.76/x
  3. Step 3: Cross multiply
    43,729.96x = 65,587.90 × 15,644.76
  4. Step 4: Simplify right side
    43,729.96x = 1,026,106,954.40
  5. Step 5: Solve for x
    x = 1,026,106,954.40/43,729.96
  6. Step 6: Final answer
    x = 23,464.62

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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.