Home / 31,584.64-43,586.80-17,437.44

Finding the Fourth Proportional to 31,584.64, 43,586.80 and 17,437.44

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Solution

The fourth proportional to 31,584.64, 43,586.80 and 17,437.44 is: 24,063.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.64 : 43,586.80 = 17,437.44 : x
  2. Step 2: Convert to fraction form
    31,584.64/43,586.80 = 17,437.44/x
  3. Step 3: Cross multiply
    31,584.64x = 43,586.80 × 17,437.44
  4. Step 4: Simplify right side
    31,584.64x = 760,042,209.79
  5. Step 5: Solve for x
    x = 760,042,209.79/31,584.64
  6. Step 6: Final answer
    x = 24,063.67

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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.