Home / 31,075.36-46,595.04-21,226.54

Finding the Fourth Proportional to 31,075.36, 46,595.04 and 21,226.54

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Solution

The fourth proportional to 31,075.36, 46,595.04 and 21,226.54 is: 31,827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,075.36 : 46,595.04 = 21,226.54 : x
  2. Step 2: Convert to fraction form
    31,075.36/46,595.04 = 21,226.54/x
  3. Step 3: Cross multiply
    31,075.36x = 46,595.04 × 21,226.54
  4. Step 4: Simplify right side
    31,075.36x = 989,051,480.36
  5. Step 5: Solve for x
    x = 989,051,480.36/31,075.36
  6. Step 6: Final answer
    x = 31,827.51

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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.