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Finding the Fourth Proportional to 25,253.37, 37,879.95 and 7,485.41

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Solution

The fourth proportional to 25,253.37, 37,879.95 and 7,485.41 is: 11,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,253.37 : 37,879.95 = 7,485.41 : x
  2. Step 2: Convert to fraction form
    25,253.37/37,879.95 = 7,485.41/x
  3. Step 3: Cross multiply
    25,253.37x = 37,879.95 × 7,485.41
  4. Step 4: Simplify right side
    25,253.37x = 283,546,767.13
  5. Step 5: Solve for x
    x = 283,546,767.13/25,253.37
  6. Step 6: Final answer
    x = 11,228.08

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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.