Home / 51,572.56-71,157.72-30,049.24

Finding the Fourth Proportional to 51,572.56, 71,157.72 and 30,049.24

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Solution

The fourth proportional to 51,572.56, 71,157.72 and 30,049.24 is: 41,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,572.56 : 71,157.72 = 30,049.24 : x
  2. Step 2: Convert to fraction form
    51,572.56/71,157.72 = 30,049.24/x
  3. Step 3: Cross multiply
    51,572.56x = 71,157.72 × 30,049.24
  4. Step 4: Simplify right side
    51,572.56x = 2,138,235,406.13
  5. Step 5: Solve for x
    x = 2,138,235,406.13/51,572.56
  6. Step 6: Final answer
    x = 41,460.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.