Home / 15,915.94-23,873.90-5,527.70

Finding the Fourth Proportional to 15,915.94, 23,873.90 and 5,527.70

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Solution

The fourth proportional to 15,915.94, 23,873.90 and 5,527.70 is: 8,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,915.94 : 23,873.90 = 5,527.70 : x
  2. Step 2: Convert to fraction form
    15,915.94/23,873.90 = 5,527.70/x
  3. Step 3: Cross multiply
    15,915.94x = 23,873.90 × 5,527.70
  4. Step 4: Simplify right side
    15,915.94x = 131,967,757.03
  5. Step 5: Solve for x
    x = 131,967,757.03/15,915.94
  6. Step 6: Final answer
    x = 8,291.55

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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.