Home / 14,557.17-21,835.73-6,231.79

Finding the Fourth Proportional to 14,557.17, 21,835.73 and 6,231.79

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Solution

The fourth proportional to 14,557.17, 21,835.73 and 6,231.79 is: 9,347.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.17 : 21,835.73 = 6,231.79 : x
  2. Step 2: Convert to fraction form
    14,557.17/21,835.73 = 6,231.79/x
  3. Step 3: Cross multiply
    14,557.17x = 21,835.73 × 6,231.79
  4. Step 4: Simplify right side
    14,557.17x = 136,075,644.85
  5. Step 5: Solve for x
    x = 136,075,644.85/14,557.17
  6. Step 6: Final answer
    x = 9,347.67

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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.