Home / 21,483.84-29,647.62-12,052.38

Finding the Fourth Proportional to 21,483.84, 29,647.62 and 12,052.38

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Solution

The fourth proportional to 21,483.84, 29,647.62 and 12,052.38 is: 16,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,483.84 : 29,647.62 = 12,052.38 : x
  2. Step 2: Convert to fraction form
    21,483.84/29,647.62 = 12,052.38/x
  3. Step 3: Cross multiply
    21,483.84x = 29,647.62 × 12,052.38
  4. Step 4: Simplify right side
    21,483.84x = 357,324,382.34
  5. Step 5: Solve for x
    x = 357,324,382.34/21,483.84
  6. Step 6: Final answer
    x = 16,632.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.