Home / 14,019.99-19,347.05-7,732.37

Finding the Fourth Proportional to 14,019.99, 19,347.05 and 7,732.37

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Solution

The fourth proportional to 14,019.99, 19,347.05 and 7,732.37 is: 10,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.99 : 19,347.05 = 7,732.37 : x
  2. Step 2: Convert to fraction form
    14,019.99/19,347.05 = 7,732.37/x
  3. Step 3: Cross multiply
    14,019.99x = 19,347.05 × 7,732.37
  4. Step 4: Simplify right side
    14,019.99x = 149,598,558.65
  5. Step 5: Solve for x
    x = 149,598,558.65/14,019.99
  6. Step 6: Final answer
    x = 10,670.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.