Home / 51,469.64-71,018.88-30,253.16

Finding the Fourth Proportional to 51,469.64, 71,018.88 and 30,253.16

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Solution

The fourth proportional to 51,469.64, 71,018.88 and 30,253.16 is: 41,743.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,469.64 : 71,018.88 = 30,253.16 : x
  2. Step 2: Convert to fraction form
    51,469.64/71,018.88 = 30,253.16/x
  3. Step 3: Cross multiply
    51,469.64x = 71,018.88 × 30,253.16
  4. Step 4: Simplify right side
    51,469.64x = 2,148,545,539.66
  5. Step 5: Solve for x
    x = 2,148,545,539.66/51,469.64
  6. Step 6: Final answer
    x = 41,743.94

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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.