Home / 47,370.56-65,392.63-31,247.37

Finding the Fourth Proportional to 47,370.56, 65,392.63 and 31,247.37

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Solution

The fourth proportional to 47,370.56, 65,392.63 and 31,247.37 is: 43,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,370.56 : 65,392.63 = 31,247.37 : x
  2. Step 2: Convert to fraction form
    47,370.56/65,392.63 = 31,247.37/x
  3. Step 3: Cross multiply
    47,370.56x = 65,392.63 × 31,247.37
  4. Step 4: Simplify right side
    47,370.56x = 2,043,347,626.76
  5. Step 5: Solve for x
    x = 2,043,347,626.76/47,370.56
  6. Step 6: Final answer
    x = 43,135.40

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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.