Home / 31,586.03-43,588.74-17,438.87

Finding the Fourth Proportional to 31,586.03, 43,588.74 and 17,438.87

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Solution

The fourth proportional to 31,586.03, 43,588.74 and 17,438.87 is: 24,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,586.03 : 43,588.74 = 17,438.87 : x
  2. Step 2: Convert to fraction form
    31,586.03/43,588.74 = 17,438.87/x
  3. Step 3: Cross multiply
    31,586.03x = 43,588.74 × 17,438.87
  4. Step 4: Simplify right side
    31,586.03x = 760,138,370.32
  5. Step 5: Solve for x
    x = 760,138,370.32/31,586.03
  6. Step 6: Final answer
    x = 24,065.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.