Home / 25,308.45-37,941.08-17,889.57

Finding the Fourth Proportional to 25,308.45, 37,941.08 and 17,889.57

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Solution

The fourth proportional to 25,308.45, 37,941.08 and 17,889.57 is: 26,819.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308.45 : 37,941.08 = 17,889.57 : x
  2. Step 2: Convert to fraction form
    25,308.45/37,941.08 = 17,889.57/x
  3. Step 3: Cross multiply
    25,308.45x = 37,941.08 × 17,889.57
  4. Step 4: Simplify right side
    25,308.45x = 678,749,517.09
  5. Step 5: Solve for x
    x = 678,749,517.09/25,308.45
  6. Step 6: Final answer
    x = 26,819.09

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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.