Home / 35,042.94-48,351.87-20,900.34

Finding the Fourth Proportional to 35,042.94, 48,351.87 and 20,900.34

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Solution

The fourth proportional to 35,042.94, 48,351.87 and 20,900.34 is: 28,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,042.94 : 48,351.87 = 20,900.34 : x
  2. Step 2: Convert to fraction form
    35,042.94/48,351.87 = 20,900.34/x
  3. Step 3: Cross multiply
    35,042.94x = 48,351.87 × 20,900.34
  4. Step 4: Simplify right side
    35,042.94x = 1,010,570,522.64
  5. Step 5: Solve for x
    x = 1,010,570,522.64/35,042.94
  6. Step 6: Final answer
    x = 28,838.06

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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.