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Finding the Fourth Proportional to 15,573.54, 23,362.80 and 6,213.54

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Solution

The fourth proportional to 15,573.54, 23,362.80 and 6,213.54 is: 9,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,573.54 : 23,362.80 = 6,213.54 : x
  2. Step 2: Convert to fraction form
    15,573.54/23,362.80 = 6,213.54/x
  3. Step 3: Cross multiply
    15,573.54x = 23,362.80 × 6,213.54
  4. Step 4: Simplify right side
    15,573.54x = 145,165,692.31
  5. Step 5: Solve for x
    x = 145,165,692.31/15,573.54
  6. Step 6: Final answer
    x = 9,321.30

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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.