Home / 19,425.50-29,132.58-7,576.64

Finding the Fourth Proportional to 19,425.50, 29,132.58 and 7,576.64

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Solution

The fourth proportional to 19,425.50, 29,132.58 and 7,576.64 is: 11,362.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.50 : 29,132.58 = 7,576.64 : x
  2. Step 2: Convert to fraction form
    19,425.50/29,132.58 = 7,576.64/x
  3. Step 3: Cross multiply
    19,425.50x = 29,132.58 × 7,576.64
  4. Step 4: Simplify right side
    19,425.50x = 220,727,070.93
  5. Step 5: Solve for x
    x = 220,727,070.93/19,425.50
  6. Step 6: Final answer
    x = 11,362.75

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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.