Home / 25,283.30-37,894.20-17,889.89

Finding the Fourth Proportional to 25,283.30, 37,894.20 and 17,889.89

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Solution

The fourth proportional to 25,283.30, 37,894.20 and 17,889.89 is: 26,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,283.30 : 37,894.20 = 17,889.89 : x
  2. Step 2: Convert to fraction form
    25,283.30/37,894.20 = 17,889.89/x
  3. Step 3: Cross multiply
    25,283.30x = 37,894.20 × 17,889.89
  4. Step 4: Simplify right side
    25,283.30x = 677,923,069.64
  5. Step 5: Solve for x
    x = 677,923,069.64/25,283.30
  6. Step 6: Final answer
    x = 26,813.08

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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.