Home / 47,315.44-65,353.44-35,431.84

Finding the Fourth Proportional to 47,315.44, 65,353.44 and 35,431.84

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Solution

The fourth proportional to 47,315.44, 65,353.44 and 35,431.84 is: 48,939.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.44 : 65,353.44 = 35,431.84 : x
  2. Step 2: Convert to fraction form
    47,315.44/65,353.44 = 35,431.84/x
  3. Step 3: Cross multiply
    47,315.44x = 65,353.44 × 35,431.84
  4. Step 4: Simplify right side
    47,315.44x = 2,315,592,629.53
  5. Step 5: Solve for x
    x = 2,315,592,629.53/47,315.44
  6. Step 6: Final answer
    x = 48,939.47

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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.