Home / 14,306.56-21,462.72-4,946.92

Finding the Fourth Proportional to 14,306.56, 21,462.72 and 4,946.92

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Solution

The fourth proportional to 14,306.56, 21,462.72 and 4,946.92 is: 7,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.56 : 21,462.72 = 4,946.92 : x
  2. Step 2: Convert to fraction form
    14,306.56/21,462.72 = 4,946.92/x
  3. Step 3: Cross multiply
    14,306.56x = 21,462.72 × 4,946.92
  4. Step 4: Simplify right side
    14,306.56x = 106,174,358.82
  5. Step 5: Solve for x
    x = 106,174,358.82/14,306.56
  6. Step 6: Final answer
    x = 7,421.38

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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.