Home / 35,659.84-53,542.32-19,895.66

Finding the Fourth Proportional to 35,659.84, 53,542.32 and 19,895.66

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Solution

The fourth proportional to 35,659.84, 53,542.32 and 19,895.66 is: 29,872.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,659.84 : 53,542.32 = 19,895.66 : x
  2. Step 2: Convert to fraction form
    35,659.84/53,542.32 = 19,895.66/x
  3. Step 3: Cross multiply
    35,659.84x = 53,542.32 × 19,895.66
  4. Step 4: Simplify right side
    35,659.84x = 1,065,259,794.33
  5. Step 5: Solve for x
    x = 1,065,259,794.33/35,659.84
  6. Step 6: Final answer
    x = 29,872.81

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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.