Home / 33,678.87-46,465.56-21,750.27

Finding the Fourth Proportional to 33,678.87, 46,465.56 and 21,750.27

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Solution

The fourth proportional to 33,678.87, 46,465.56 and 21,750.27 is: 30,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,678.87 : 46,465.56 = 21,750.27 : x
  2. Step 2: Convert to fraction form
    33,678.87/46,465.56 = 21,750.27/x
  3. Step 3: Cross multiply
    33,678.87x = 46,465.56 × 21,750.27
  4. Step 4: Simplify right side
    33,678.87x = 1,010,638,475.70
  5. Step 5: Solve for x
    x = 1,010,638,475.70/33,678.87
  6. Step 6: Final answer
    x = 30,008.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.