Home / 15,915.77-23,874.86-4,823.37

Finding the Fourth Proportional to 15,915.77, 23,874.86 and 4,823.37

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Solution

The fourth proportional to 15,915.77, 23,874.86 and 4,823.37 is: 7,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,915.77 : 23,874.86 = 4,823.37 : x
  2. Step 2: Convert to fraction form
    15,915.77/23,874.86 = 4,823.37/x
  3. Step 3: Cross multiply
    15,915.77x = 23,874.86 × 4,823.37
  4. Step 4: Simplify right side
    15,915.77x = 115,157,283.48
  5. Step 5: Solve for x
    x = 115,157,283.48/15,915.77
  6. Step 6: Final answer
    x = 7,235.42

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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.