Home / 25,213.60-37,858.80-19,376.80

Finding the Fourth Proportional to 25,213.60, 37,858.80 and 19,376.80

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Solution

The fourth proportional to 25,213.60, 37,858.80 and 19,376.80 is: 29,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.60 : 37,858.80 = 19,376.80 : x
  2. Step 2: Convert to fraction form
    25,213.60/37,858.80 = 19,376.80/x
  3. Step 3: Cross multiply
    25,213.60x = 37,858.80 × 19,376.80
  4. Step 4: Simplify right side
    25,213.60x = 733,582,395.84
  5. Step 5: Solve for x
    x = 733,582,395.84/25,213.60
  6. Step 6: Final answer
    x = 29,094.71

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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.