Home / 35,295.38-48,730.43-21,880.97

Finding the Fourth Proportional to 35,295.38, 48,730.43 and 21,880.97

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Solution

The fourth proportional to 35,295.38, 48,730.43 and 21,880.97 is: 30,209.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.38 : 48,730.43 = 21,880.97 : x
  2. Step 2: Convert to fraction form
    35,295.38/48,730.43 = 21,880.97/x
  3. Step 3: Cross multiply
    35,295.38x = 48,730.43 × 21,880.97
  4. Step 4: Simplify right side
    35,295.38x = 1,066,269,089.34
  5. Step 5: Solve for x
    x = 1,066,269,089.34/35,295.38
  6. Step 6: Final answer
    x = 30,209.87

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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.