Home / 43,507.38-65,261.43-15,427.62

Finding the Fourth Proportional to 43,507.38, 65,261.43 and 15,427.62

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Solution

The fourth proportional to 43,507.38, 65,261.43 and 15,427.62 is: 23,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,507.38 : 65,261.43 = 15,427.62 : x
  2. Step 2: Convert to fraction form
    43,507.38/65,261.43 = 15,427.62/x
  3. Step 3: Cross multiply
    43,507.38x = 65,261.43 × 15,427.62
  4. Step 4: Simplify right side
    43,507.38x = 1,006,828,542.70
  5. Step 5: Solve for x
    x = 1,006,828,542.70/43,507.38
  6. Step 6: Final answer
    x = 23,141.56

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1.5x scale

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.