Home / 43,390.34-65,090.63-15,304.53

Finding the Fourth Proportional to 43,390.34, 65,090.63 and 15,304.53

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Solution

The fourth proportional to 43,390.34, 65,090.63 and 15,304.53 is: 22,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,390.34 : 65,090.63 = 15,304.53 : x
  2. Step 2: Convert to fraction form
    43,390.34/65,090.63 = 15,304.53/x
  3. Step 3: Cross multiply
    43,390.34x = 65,090.63 × 15,304.53
  4. Step 4: Simplify right side
    43,390.34x = 996,181,537.82
  5. Step 5: Solve for x
    x = 996,181,537.82/43,390.34
  6. Step 6: Final answer
    x = 22,958.60

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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.