Home / 33,048.87-45,594.90-21,724.47

Finding the Fourth Proportional to 33,048.87, 45,594.90 and 21,724.47

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Solution

The fourth proportional to 33,048.87, 45,594.90 and 21,724.47 is: 29,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048.87 : 45,594.90 = 21,724.47 : x
  2. Step 2: Convert to fraction form
    33,048.87/45,594.90 = 21,724.47/x
  3. Step 3: Cross multiply
    33,048.87x = 45,594.90 × 21,724.47
  4. Step 4: Simplify right side
    33,048.87x = 990,525,037.20
  5. Step 5: Solve for x
    x = 990,525,037.20/33,048.87
  6. Step 6: Final answer
    x = 29,971.53

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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.