Home / 38,396.00-52,986.74-21,401.34

Finding the Fourth Proportional to 38,396.00, 52,986.74 and 21,401.34

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Solution

The fourth proportional to 38,396.00, 52,986.74 and 21,401.34 is: 29,533.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,396.00 : 52,986.74 = 21,401.34 : x
  2. Step 2: Convert to fraction form
    38,396.00/52,986.74 = 21,401.34/x
  3. Step 3: Cross multiply
    38,396.00x = 52,986.74 × 21,401.34
  4. Step 4: Simplify right side
    38,396.00x = 1,133,986,866.29
  5. Step 5: Solve for x
    x = 1,133,986,866.29/38,396.00
  6. Step 6: Final answer
    x = 29,533.99

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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.