Home / 30,437.18-45,668.97-10,729.82

Finding the Fourth Proportional to 30,437.18, 45,668.97 and 10,729.82

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Solution

The fourth proportional to 30,437.18, 45,668.97 and 10,729.82 is: 16,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,437.18 : 45,668.97 = 10,729.82 : x
  2. Step 2: Convert to fraction form
    30,437.18/45,668.97 = 10,729.82/x
  3. Step 3: Cross multiply
    30,437.18x = 45,668.97 × 10,729.82
  4. Step 4: Simplify right side
    30,437.18x = 490,019,827.69
  5. Step 5: Solve for x
    x = 490,019,827.69/30,437.18
  6. Step 6: Final answer
    x = 16,099.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.