Home / 43,577.28-65,365.61-28,852.09

Finding the Fourth Proportional to 43,577.28, 65,365.61 and 28,852.09

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Solution

The fourth proportional to 43,577.28, 65,365.61 and 28,852.09 is: 43,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,577.28 : 65,365.61 = 28,852.09 : x
  2. Step 2: Convert to fraction form
    43,577.28/65,365.61 = 28,852.09/x
  3. Step 3: Cross multiply
    43,577.28x = 65,365.61 × 28,852.09
  4. Step 4: Simplify right side
    43,577.28x = 1,885,934,462.62
  5. Step 5: Solve for x
    x = 1,885,934,462.62/43,577.28
  6. Step 6: Final answer
    x = 43,277.93

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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.