Home / 31,074.36-46,593.54-21,225.54

Finding the Fourth Proportional to 31,074.36, 46,593.54 and 21,225.54

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Solution

The fourth proportional to 31,074.36, 46,593.54 and 21,225.54 is: 31,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074.36 : 46,593.54 = 21,225.54 : x
  2. Step 2: Convert to fraction form
    31,074.36/46,593.54 = 21,225.54/x
  3. Step 3: Cross multiply
    31,074.36x = 46,593.54 × 21,225.54
  4. Step 4: Simplify right side
    31,074.36x = 988,973,047.01
  5. Step 5: Solve for x
    x = 988,973,047.01/31,074.36
  6. Step 6: Final answer
    x = 31,826.01

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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.