Home / 16,505.12-24,756.24-5,261.60

Finding the Fourth Proportional to 16,505.12, 24,756.24 and 5,261.60

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Solution

The fourth proportional to 16,505.12, 24,756.24 and 5,261.60 is: 7,891.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.12 : 24,756.24 = 5,261.60 : x
  2. Step 2: Convert to fraction form
    16,505.12/24,756.24 = 5,261.60/x
  3. Step 3: Cross multiply
    16,505.12x = 24,756.24 × 5,261.60
  4. Step 4: Simplify right side
    16,505.12x = 130,257,432.38
  5. Step 5: Solve for x
    x = 130,257,432.38/16,505.12
  6. Step 6: Final answer
    x = 7,891.94

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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.