Home / 51,535.44-71,125.44-30,316.64

Finding the Fourth Proportional to 51,535.44, 71,125.44 and 30,316.64

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Solution

The fourth proportional to 51,535.44, 71,125.44 and 30,316.64 is: 41,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,535.44 : 71,125.44 = 30,316.64 : x
  2. Step 2: Convert to fraction form
    51,535.44/71,125.44 = 30,316.64/x
  3. Step 3: Cross multiply
    51,535.44x = 71,125.44 × 30,316.64
  4. Step 4: Simplify right side
    51,535.44x = 2,156,284,359.32
  5. Step 5: Solve for x
    x = 2,156,284,359.32/51,535.44
  6. Step 6: Final answer
    x = 41,840.81

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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.