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Finding the Fourth Proportional to 23,530.72, 35,285.72 and 11,054.29

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Solution

The fourth proportional to 23,530.72, 35,285.72 and 11,054.29 is: 16,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,530.72 : 35,285.72 = 11,054.29 : x
  2. Step 2: Convert to fraction form
    23,530.72/35,285.72 = 11,054.29/x
  3. Step 3: Cross multiply
    23,530.72x = 35,285.72 × 11,054.29
  4. Step 4: Simplify right side
    23,530.72x = 390,058,625.85
  5. Step 5: Solve for x
    x = 390,058,625.85/23,530.72
  6. Step 6: Final answer
    x = 16,576.57

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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.