Home / 31,611.38-43,619.85-17,464.32

Finding the Fourth Proportional to 31,611.38, 43,619.85 and 17,464.32

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Solution

The fourth proportional to 31,611.38, 43,619.85 and 17,464.32 is: 24,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,611.38 : 43,619.85 = 17,464.32 : x
  2. Step 2: Convert to fraction form
    31,611.38/43,619.85 = 17,464.32/x
  3. Step 3: Cross multiply
    31,611.38x = 43,619.85 × 17,464.32
  4. Step 4: Simplify right side
    31,611.38x = 761,791,018.75
  5. Step 5: Solve for x
    x = 761,791,018.75/31,611.38
  6. Step 6: Final answer
    x = 24,098.64

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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.