Home / 35,133.30-48,509.31-21,722.94

Finding the Fourth Proportional to 35,133.30, 48,509.31 and 21,722.94

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Solution

The fourth proportional to 35,133.30, 48,509.31 and 21,722.94 is: 29,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,133.30 : 48,509.31 = 21,722.94 : x
  2. Step 2: Convert to fraction form
    35,133.30/48,509.31 = 21,722.94/x
  3. Step 3: Cross multiply
    35,133.30x = 48,509.31 × 21,722.94
  4. Step 4: Simplify right side
    35,133.30x = 1,053,764,830.57
  5. Step 5: Solve for x
    x = 1,053,764,830.57/35,133.30
  6. Step 6: Final answer
    x = 29,993.33

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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.