Home / 43,284.48-64,949.58-30,715.44

Finding the Fourth Proportional to 43,284.48, 64,949.58 and 30,715.44

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Solution

The fourth proportional to 43,284.48, 64,949.58 and 30,715.44 is: 46,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,284.48 : 64,949.58 = 30,715.44 : x
  2. Step 2: Convert to fraction form
    43,284.48/64,949.58 = 30,715.44/x
  3. Step 3: Cross multiply
    43,284.48x = 64,949.58 × 30,715.44
  4. Step 4: Simplify right side
    43,284.48x = 1,994,954,927.52
  5. Step 5: Solve for x
    x = 1,994,954,927.52/43,284.48
  6. Step 6: Final answer
    x = 46,089.38

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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.