Home / 35,653.46-49,202.36-19,520.51

Finding the Fourth Proportional to 35,653.46, 49,202.36 and 19,520.51

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Solution

The fourth proportional to 35,653.46, 49,202.36 and 19,520.51 is: 26,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,653.46 : 49,202.36 = 19,520.51 : x
  2. Step 2: Convert to fraction form
    35,653.46/49,202.36 = 19,520.51/x
  3. Step 3: Cross multiply
    35,653.46x = 49,202.36 × 19,520.51
  4. Step 4: Simplify right side
    35,653.46x = 960,454,999.79
  5. Step 5: Solve for x
    x = 960,454,999.79/35,653.46
  6. Step 6: Final answer
    x = 26,938.62

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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.