Home / 43,866.96-65,829.60-20,495.22

Finding the Fourth Proportional to 43,866.96, 65,829.60 and 20,495.22

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Solution

The fourth proportional to 43,866.96, 65,829.60 and 20,495.22 is: 30,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,866.96 : 65,829.60 = 20,495.22 : x
  2. Step 2: Convert to fraction form
    43,866.96/65,829.60 = 20,495.22/x
  3. Step 3: Cross multiply
    43,866.96x = 65,829.60 × 20,495.22
  4. Step 4: Simplify right side
    43,866.96x = 1,349,192,134.51
  5. Step 5: Solve for x
    x = 1,349,192,134.51/43,866.96
  6. Step 6: Final answer
    x = 30,756.45

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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.