Home / 28,961.84-39,955.46-17,622.25

Finding the Fourth Proportional to 28,961.84, 39,955.46 and 17,622.25

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Solution

The fourth proportional to 28,961.84, 39,955.46 and 17,622.25 is: 24,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,961.84 : 39,955.46 = 17,622.25 : x
  2. Step 2: Convert to fraction form
    28,961.84/39,955.46 = 17,622.25/x
  3. Step 3: Cross multiply
    28,961.84x = 39,955.46 × 17,622.25
  4. Step 4: Simplify right side
    28,961.84x = 704,105,104.99
  5. Step 5: Solve for x
    x = 704,105,104.99/28,961.84
  6. Step 6: Final answer
    x = 24,311.48

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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.