Home / 28,951.56-43,427.34-25,656.48

Finding the Fourth Proportional to 28,951.56, 43,427.34 and 25,656.48

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Solution

The fourth proportional to 28,951.56, 43,427.34 and 25,656.48 is: 38,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.56 : 43,427.34 = 25,656.48 : x
  2. Step 2: Convert to fraction form
    28,951.56/43,427.34 = 25,656.48/x
  3. Step 3: Cross multiply
    28,951.56x = 43,427.34 × 25,656.48
  4. Step 4: Simplify right side
    28,951.56x = 1,114,192,680.16
  5. Step 5: Solve for x
    x = 1,114,192,680.16/28,951.56
  6. Step 6: Final answer
    x = 38,484.72

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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.