Home / 44,018.78-66,020.50-20,324.31

Finding the Fourth Proportional to 44,018.78, 66,020.50 and 20,324.31

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Solution

The fourth proportional to 44,018.78, 66,020.50 and 20,324.31 is: 30,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,018.78 : 66,020.50 = 20,324.31 : x
  2. Step 2: Convert to fraction form
    44,018.78/66,020.50 = 20,324.31/x
  3. Step 3: Cross multiply
    44,018.78x = 66,020.50 × 20,324.31
  4. Step 4: Simplify right side
    44,018.78x = 1,341,821,108.36
  5. Step 5: Solve for x
    x = 1,341,821,108.36/44,018.78
  6. Step 6: Final answer
    x = 30,482.92

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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.