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Finding the Fourth Proportional to 25,232.80, 37,847.60 and 8,592.80

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Solution

The fourth proportional to 25,232.80, 37,847.60 and 8,592.80 is: 12,888.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,232.80 : 37,847.60 = 8,592.80 : x
  2. Step 2: Convert to fraction form
    25,232.80/37,847.60 = 8,592.80/x
  3. Step 3: Cross multiply
    25,232.80x = 37,847.60 × 8,592.80
  4. Step 4: Simplify right side
    25,232.80x = 325,216,857.28
  5. Step 5: Solve for x
    x = 325,216,857.28/25,232.80
  6. Step 6: Final answer
    x = 12,888.66

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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.