Home / 35,956.08-49,619.16-20,040.30

Finding the Fourth Proportional to 35,956.08, 49,619.16 and 20,040.30

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Solution

The fourth proportional to 35,956.08, 49,619.16 and 20,040.30 is: 27,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,956.08 : 49,619.16 = 20,040.30 : x
  2. Step 2: Convert to fraction form
    35,956.08/49,619.16 = 20,040.30/x
  3. Step 3: Cross multiply
    35,956.08x = 49,619.16 × 20,040.30
  4. Step 4: Simplify right side
    35,956.08x = 994,382,852.15
  5. Step 5: Solve for x
    x = 994,382,852.15/35,956.08
  6. Step 6: Final answer
    x = 27,655.49

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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.