Home / 31,234.20-46,835.10-11,502.60

Finding the Fourth Proportional to 31,234.20, 46,835.10 and 11,502.60

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Solution

The fourth proportional to 31,234.20, 46,835.10 and 11,502.60 is: 17,247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234.20 : 46,835.10 = 11,502.60 : x
  2. Step 2: Convert to fraction form
    31,234.20/46,835.10 = 11,502.60/x
  3. Step 3: Cross multiply
    31,234.20x = 46,835.10 × 11,502.60
  4. Step 4: Simplify right side
    31,234.20x = 538,725,421.26
  5. Step 5: Solve for x
    x = 538,725,421.26/31,234.20
  6. Step 6: Final answer
    x = 17,247.93

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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.