Home / 51,536.39-71,134.22-30,322.49

Finding the Fourth Proportional to 51,536.39, 71,134.22 and 30,322.49

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Solution

The fourth proportional to 51,536.39, 71,134.22 and 30,322.49 is: 41,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,536.39 : 71,134.22 = 30,322.49 : x
  2. Step 2: Convert to fraction form
    51,536.39/71,134.22 = 30,322.49/x
  3. Step 3: Cross multiply
    51,536.39x = 71,134.22 × 30,322.49
  4. Step 4: Simplify right side
    51,536.39x = 2,156,966,674.61
  5. Step 5: Solve for x
    x = 2,156,966,674.61/51,536.39
  6. Step 6: Final answer
    x = 41,853.27

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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.