Home / 16,915.41-25,374.82-5,820.63

Finding the Fourth Proportional to 16,915.41, 25,374.82 and 5,820.63

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Solution

The fourth proportional to 16,915.41, 25,374.82 and 5,820.63 is: 8,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.41 : 25,374.82 = 5,820.63 : x
  2. Step 2: Convert to fraction form
    16,915.41/25,374.82 = 5,820.63/x
  3. Step 3: Cross multiply
    16,915.41x = 25,374.82 × 5,820.63
  4. Step 4: Simplify right side
    16,915.41x = 147,697,553.84
  5. Step 5: Solve for x
    x = 147,697,553.84/16,915.41
  6. Step 6: Final answer
    x = 8,731.54

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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.