Home / 35,928.69-53,859.78-18,359.79

Finding the Fourth Proportional to 35,928.69, 53,859.78 and 18,359.79

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Solution

The fourth proportional to 35,928.69, 53,859.78 and 18,359.79 is: 27,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.69 : 53,859.78 = 18,359.79 : x
  2. Step 2: Convert to fraction form
    35,928.69/53,859.78 = 18,359.79/x
  3. Step 3: Cross multiply
    35,928.69x = 53,859.78 × 18,359.79
  4. Step 4: Simplify right side
    35,928.69x = 988,854,250.25
  5. Step 5: Solve for x
    x = 988,854,250.25/35,928.69
  6. Step 6: Final answer
    x = 27,522.69

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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.