Home / 19,623.16-29,433.12-9,091

Finding the Fourth Proportional to 19,623.16, 29,433.12 and 9,091

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Solution

The fourth proportional to 19,623.16, 29,433.12 and 9,091 is: 13,635.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.16 : 29,433.12 = 9,091 : x
  2. Step 2: Convert to fraction form
    19,623.16/29,433.12 = 9,091/x
  3. Step 3: Cross multiply
    19,623.16x = 29,433.12 × 9,091
  4. Step 4: Simplify right side
    19,623.16x = 267,576,493.92
  5. Step 5: Solve for x
    x = 267,576,493.92/19,623.16
  6. Step 6: Final answer
    x = 13,635.75

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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.