Home / 43,185.92-64,803.68-18,224

Finding the Fourth Proportional to 43,185.92, 64,803.68 and 18,224

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Solution

The fourth proportional to 43,185.92, 64,803.68 and 18,224 is: 27,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,185.92 : 64,803.68 = 18,224 : x
  2. Step 2: Convert to fraction form
    43,185.92/64,803.68 = 18,224/x
  3. Step 3: Cross multiply
    43,185.92x = 64,803.68 × 18,224
  4. Step 4: Simplify right side
    43,185.92x = 1,180,982,264.32
  5. Step 5: Solve for x
    x = 1,180,982,264.32/43,185.92
  6. Step 6: Final answer
    x = 27,346.47

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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.