Home / 43,035.10-64,554.48-13,453.50

Finding the Fourth Proportional to 43,035.10, 64,554.48 and 13,453.50

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Solution

The fourth proportional to 43,035.10, 64,554.48 and 13,453.50 is: 20,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,035.10 : 64,554.48 = 13,453.50 : x
  2. Step 2: Convert to fraction form
    43,035.10/64,554.48 = 13,453.50/x
  3. Step 3: Cross multiply
    43,035.10x = 64,554.48 × 13,453.50
  4. Step 4: Simplify right side
    43,035.10x = 868,483,696.68
  5. Step 5: Solve for x
    x = 868,483,696.68/43,035.10
  6. Step 6: Final answer
    x = 20,180.82

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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.