Home / 23,075.46-31,844.12-12,465.09

Finding the Fourth Proportional to 23,075.46, 31,844.12 and 12,465.09

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Solution

The fourth proportional to 23,075.46, 31,844.12 and 12,465.09 is: 17,201.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,075.46 : 31,844.12 = 12,465.09 : x
  2. Step 2: Convert to fraction form
    23,075.46/31,844.12 = 12,465.09/x
  3. Step 3: Cross multiply
    23,075.46x = 31,844.12 × 12,465.09
  4. Step 4: Simplify right side
    23,075.46x = 396,939,759.45
  5. Step 5: Solve for x
    x = 396,939,759.45/23,075.46
  6. Step 6: Final answer
    x = 17,201.81

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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.