Home / 37,914.32-52,321.26-20,919.29

Finding the Fourth Proportional to 37,914.32, 52,321.26 and 20,919.29

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Solution

The fourth proportional to 37,914.32, 52,321.26 and 20,919.29 is: 28,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,914.32 : 52,321.26 = 20,919.29 : x
  2. Step 2: Convert to fraction form
    37,914.32/52,321.26 = 20,919.29/x
  3. Step 3: Cross multiply
    37,914.32x = 52,321.26 × 20,919.29
  4. Step 4: Simplify right side
    37,914.32x = 1,094,523,427.95
  5. Step 5: Solve for x
    x = 1,094,523,427.95/37,914.32
  6. Step 6: Final answer
    x = 28,868.34

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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.