Home / 15,774.80-23,633.40-9,611.60

Finding the Fourth Proportional to 15,774.80, 23,633.40 and 9,611.60

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Solution

The fourth proportional to 15,774.80, 23,633.40 and 9,611.60 is: 14,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.80 : 23,633.40 = 9,611.60 : x
  2. Step 2: Convert to fraction form
    15,774.80/23,633.40 = 9,611.60/x
  3. Step 3: Cross multiply
    15,774.80x = 23,633.40 × 9,611.60
  4. Step 4: Simplify right side
    15,774.80x = 227,154,787.44
  5. Step 5: Solve for x
    x = 227,154,787.44/15,774.80
  6. Step 6: Final answer
    x = 14,399.85

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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.