Home / 39,183-58,756.30-14,219.88

Finding the Fourth Proportional to 39,183, 58,756.30 and 14,219.88

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Solution

The fourth proportional to 39,183, 58,756.30 and 14,219.88 is: 21,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,183 : 58,756.30 = 14,219.88 : x
  2. Step 2: Convert to fraction form
    39,183/58,756.30 = 14,219.88/x
  3. Step 3: Cross multiply
    39,183x = 58,756.30 × 14,219.88
  4. Step 4: Simplify right side
    39,183x = 835,507,535.24
  5. Step 5: Solve for x
    x = 835,507,535.24/39,183
  6. Step 6: Final answer
    x = 21,323.22

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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.