Home / 43,313.36-64,970.04-10,481.36

Finding the Fourth Proportional to 43,313.36, 64,970.04 and 10,481.36

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Solution

The fourth proportional to 43,313.36, 64,970.04 and 10,481.36 is: 15,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,313.36 : 64,970.04 = 10,481.36 : x
  2. Step 2: Convert to fraction form
    43,313.36/64,970.04 = 10,481.36/x
  3. Step 3: Cross multiply
    43,313.36x = 64,970.04 × 10,481.36
  4. Step 4: Simplify right side
    43,313.36x = 680,974,378.45
  5. Step 5: Solve for x
    x = 680,974,378.45/43,313.36
  6. Step 6: Final answer
    x = 15,722.04

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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.