Home / 54,766.87-82,133.60-28,457.26

Finding the Fourth Proportional to 54,766.87, 82,133.60 and 28,457.26

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Solution

The fourth proportional to 54,766.87, 82,133.60 and 28,457.26 is: 42,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,766.87 : 82,133.60 = 28,457.26 : x
  2. Step 2: Convert to fraction form
    54,766.87/82,133.60 = 28,457.26/x
  3. Step 3: Cross multiply
    54,766.87x = 82,133.60 × 28,457.26
  4. Step 4: Simplify right side
    54,766.87x = 2,337,296,862.32
  5. Step 5: Solve for x
    x = 2,337,296,862.32/54,766.87
  6. Step 6: Final answer
    x = 42,677.21

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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.