Home / 35,921.50-49,570.44-20,005.14

Finding the Fourth Proportional to 35,921.50, 49,570.44 and 20,005.14

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Solution

The fourth proportional to 35,921.50, 49,570.44 and 20,005.14 is: 27,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,921.50 : 49,570.44 = 20,005.14 : x
  2. Step 2: Convert to fraction form
    35,921.50/49,570.44 = 20,005.14/x
  3. Step 3: Cross multiply
    35,921.50x = 49,570.44 × 20,005.14
  4. Step 4: Simplify right side
    35,921.50x = 991,663,592.06
  5. Step 5: Solve for x
    x = 991,663,592.06/35,921.50
  6. Step 6: Final answer
    x = 27,606.41

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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.