Home / 53,257.37-79,896.98-21,667.34

Finding the Fourth Proportional to 53,257.37, 79,896.98 and 21,667.34

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Solution

The fourth proportional to 53,257.37, 79,896.98 and 21,667.34 is: 32,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257.37 : 79,896.98 = 21,667.34 : x
  2. Step 2: Convert to fraction form
    53,257.37/79,896.98 = 21,667.34/x
  3. Step 3: Cross multiply
    53,257.37x = 79,896.98 × 21,667.34
  4. Step 4: Simplify right side
    53,257.37x = 1,731,155,122.04
  5. Step 5: Solve for x
    x = 1,731,155,122.04/53,257.37
  6. Step 6: Final answer
    x = 32,505.46

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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.