Home / 26,880.84-37,112.40-17,325

Finding the Fourth Proportional to 26,880.84, 37,112.40 and 17,325

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Solution

The fourth proportional to 26,880.84, 37,112.40 and 17,325 is: 23,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,880.84 : 37,112.40 = 17,325 : x
  2. Step 2: Convert to fraction form
    26,880.84/37,112.40 = 17,325/x
  3. Step 3: Cross multiply
    26,880.84x = 37,112.40 × 17,325
  4. Step 4: Simplify right side
    26,880.84x = 642,972,330
  5. Step 5: Solve for x
    x = 642,972,330/26,880.84
  6. Step 6: Final answer
    x = 23,919.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.