Home / 31,588.18-47,342.48-27,630.01

Finding the Fourth Proportional to 31,588.18, 47,342.48 and 27,630.01

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Solution

The fourth proportional to 31,588.18, 47,342.48 and 27,630.01 is: 41,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588.18 : 47,342.48 = 27,630.01 : x
  2. Step 2: Convert to fraction form
    31,588.18/47,342.48 = 27,630.01/x
  3. Step 3: Cross multiply
    31,588.18x = 47,342.48 × 27,630.01
  4. Step 4: Simplify right side
    31,588.18x = 1,308,073,116.85
  5. Step 5: Solve for x
    x = 1,308,073,116.85/31,588.18
  6. Step 6: Final answer
    x = 41,410.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.