Home / 23,321.38-34,985.52-7,521.21

Finding the Fourth Proportional to 23,321.38, 34,985.52 and 7,521.21

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Solution

The fourth proportional to 23,321.38, 34,985.52 and 7,521.21 is: 11,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.38 : 34,985.52 = 7,521.21 : x
  2. Step 2: Convert to fraction form
    23,321.38/34,985.52 = 7,521.21/x
  3. Step 3: Cross multiply
    23,321.38x = 34,985.52 × 7,521.21
  4. Step 4: Simplify right side
    23,321.38x = 263,133,442.88
  5. Step 5: Solve for x
    x = 263,133,442.88/23,321.38
  6. Step 6: Final answer
    x = 11,282.93

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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.