Home / 31,461.06-43,416.91-17,313.94

Finding the Fourth Proportional to 31,461.06, 43,416.91 and 17,313.94

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Solution

The fourth proportional to 31,461.06, 43,416.91 and 17,313.94 is: 23,893.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461.06 : 43,416.91 = 17,313.94 : x
  2. Step 2: Convert to fraction form
    31,461.06/43,416.91 = 17,313.94/x
  3. Step 3: Cross multiply
    31,461.06x = 43,416.91 × 17,313.94
  4. Step 4: Simplify right side
    31,461.06x = 751,717,774.73
  5. Step 5: Solve for x
    x = 751,717,774.73/31,461.06
  6. Step 6: Final answer
    x = 23,893.59

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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.