Home / 15,776.44-21,771.50-9,063.37

Finding the Fourth Proportional to 15,776.44, 21,771.50 and 9,063.37

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Solution

The fourth proportional to 15,776.44, 21,771.50 and 9,063.37 is: 12,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.44 : 21,771.50 = 9,063.37 : x
  2. Step 2: Convert to fraction form
    15,776.44/21,771.50 = 9,063.37/x
  3. Step 3: Cross multiply
    15,776.44x = 21,771.50 × 9,063.37
  4. Step 4: Simplify right side
    15,776.44x = 197,323,159.96
  5. Step 5: Solve for x
    x = 197,323,159.96/15,776.44
  6. Step 6: Final answer
    x = 12,507.46

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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.