Home / 14,576.16-21,868.80-5,215.93

Finding the Fourth Proportional to 14,576.16, 21,868.80 and 5,215.93

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Solution

The fourth proportional to 14,576.16, 21,868.80 and 5,215.93 is: 7,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.16 : 21,868.80 = 5,215.93 : x
  2. Step 2: Convert to fraction form
    14,576.16/21,868.80 = 5,215.93/x
  3. Step 3: Cross multiply
    14,576.16x = 21,868.80 × 5,215.93
  4. Step 4: Simplify right side
    14,576.16x = 114,066,129.98
  5. Step 5: Solve for x
    x = 114,066,129.98/14,576.16
  6. Step 6: Final answer
    x = 7,825.53

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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.