Home / 29,315.36-43,994.64-18,238.34

Finding the Fourth Proportional to 29,315.36, 43,994.64 and 18,238.34

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Solution

The fourth proportional to 29,315.36, 43,994.64 and 18,238.34 is: 27,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.36 : 43,994.64 = 18,238.34 : x
  2. Step 2: Convert to fraction form
    29,315.36/43,994.64 = 18,238.34/x
  3. Step 3: Cross multiply
    29,315.36x = 43,994.64 × 18,238.34
  4. Step 4: Simplify right side
    29,315.36x = 802,389,202.50
  5. Step 5: Solve for x
    x = 802,389,202.50/29,315.36
  6. Step 6: Final answer
    x = 27,370.95

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1.5x scale

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.