Home / 31,933.44-44,064.81-19,666.89

Finding the Fourth Proportional to 31,933.44, 44,064.81 and 19,666.89

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Solution

The fourth proportional to 31,933.44, 44,064.81 and 19,666.89 is: 27,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,933.44 : 44,064.81 = 19,666.89 : x
  2. Step 2: Convert to fraction form
    31,933.44/44,064.81 = 19,666.89/x
  3. Step 3: Cross multiply
    31,933.44x = 44,064.81 × 19,666.89
  4. Step 4: Simplify right side
    31,933.44x = 866,617,771.14
  5. Step 5: Solve for x
    x = 866,617,771.14/31,933.44
  6. Step 6: Final answer
    x = 27,138.25

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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.