Home / 28,977.92-43,486.32-10,258

Finding the Fourth Proportional to 28,977.92, 43,486.32 and 10,258

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Solution

The fourth proportional to 28,977.92, 43,486.32 and 10,258 is: 15,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.92 : 43,486.32 = 10,258 : x
  2. Step 2: Convert to fraction form
    28,977.92/43,486.32 = 10,258/x
  3. Step 3: Cross multiply
    28,977.92x = 43,486.32 × 10,258
  4. Step 4: Simplify right side
    28,977.92x = 446,082,670.56
  5. Step 5: Solve for x
    x = 446,082,670.56/28,977.92
  6. Step 6: Final answer
    x = 15,393.88

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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.