Home / 21,068.73-29,024.03-18,034.18

Finding the Fourth Proportional to 21,068.73, 29,024.03 and 18,034.18

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Solution

The fourth proportional to 21,068.73, 29,024.03 and 18,034.18 is: 24,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,068.73 : 29,024.03 = 18,034.18 : x
  2. Step 2: Convert to fraction form
    21,068.73/29,024.03 = 18,034.18/x
  3. Step 3: Cross multiply
    21,068.73x = 29,024.03 × 18,034.18
  4. Step 4: Simplify right side
    21,068.73x = 523,424,553.87
  5. Step 5: Solve for x
    x = 523,424,553.87/21,068.73
  6. Step 6: Final answer
    x = 24,843.67

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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.