Home / 22,714.96-34,075.60-7,921.68

Finding the Fourth Proportional to 22,714.96, 34,075.60 and 7,921.68

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Solution

The fourth proportional to 22,714.96, 34,075.60 and 7,921.68 is: 11,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,714.96 : 34,075.60 = 7,921.68 : x
  2. Step 2: Convert to fraction form
    22,714.96/34,075.60 = 7,921.68/x
  3. Step 3: Cross multiply
    22,714.96x = 34,075.60 × 7,921.68
  4. Step 4: Simplify right side
    22,714.96x = 269,935,999.01
  5. Step 5: Solve for x
    x = 269,935,999.01/22,714.96
  6. Step 6: Final answer
    x = 11,883.62

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1.5x scale

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.