Home / 37,268.09-55,907.80-12,310.77

Finding the Fourth Proportional to 37,268.09, 55,907.80 and 12,310.77

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Solution

The fourth proportional to 37,268.09, 55,907.80 and 12,310.77 is: 18,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.09 : 55,907.80 = 12,310.77 : x
  2. Step 2: Convert to fraction form
    37,268.09/55,907.80 = 12,310.77/x
  3. Step 3: Cross multiply
    37,268.09x = 55,907.80 × 12,310.77
  4. Step 4: Simplify right side
    37,268.09x = 688,268,005.45
  5. Step 5: Solve for x
    x = 688,268,005.45/37,268.09
  6. Step 6: Final answer
    x = 18,468.03

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1.5x scale

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.