Home / 12,965.70-19,452.01-4,646.56

Finding the Fourth Proportional to 12,965.70, 19,452.01 and 4,646.56

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Solution

The fourth proportional to 12,965.70, 19,452.01 and 4,646.56 is: 6,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,965.70 : 19,452.01 = 4,646.56 : x
  2. Step 2: Convert to fraction form
    12,965.70/19,452.01 = 4,646.56/x
  3. Step 3: Cross multiply
    12,965.70x = 19,452.01 × 4,646.56
  4. Step 4: Simplify right side
    12,965.70x = 90,384,822.71
  5. Step 5: Solve for x
    x = 90,384,822.71/12,965.70
  6. Step 6: Final answer
    x = 6,971.07

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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.