Home / 28,704.24-43,058.82-7,927.74

Finding the Fourth Proportional to 28,704.24, 43,058.82 and 7,927.74

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Solution

The fourth proportional to 28,704.24, 43,058.82 and 7,927.74 is: 11,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,704.24 : 43,058.82 = 7,927.74 : x
  2. Step 2: Convert to fraction form
    28,704.24/43,058.82 = 7,927.74/x
  3. Step 3: Cross multiply
    28,704.24x = 43,058.82 × 7,927.74
  4. Step 4: Simplify right side
    28,704.24x = 341,359,129.67
  5. Step 5: Solve for x
    x = 341,359,129.67/28,704.24
  6. Step 6: Final answer
    x = 11,892.29

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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.