Home / 47,965.26-71,939.70-21,663.84

Finding the Fourth Proportional to 47,965.26, 71,939.70 and 21,663.84

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Solution

The fourth proportional to 47,965.26, 71,939.70 and 21,663.84 is: 32,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,965.26 : 71,939.70 = 21,663.84 : x
  2. Step 2: Convert to fraction form
    47,965.26/71,939.70 = 21,663.84/x
  3. Step 3: Cross multiply
    47,965.26x = 71,939.70 × 21,663.84
  4. Step 4: Simplify right side
    47,965.26x = 1,558,490,150.45
  5. Step 5: Solve for x
    x = 1,558,490,150.45/47,965.26
  6. Step 6: Final answer
    x = 32,492.06

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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.