Home / 31,031.09-46,195.64-30,846.56

Finding the Fourth Proportional to 31,031.09, 46,195.64 and 30,846.56

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Solution

The fourth proportional to 31,031.09, 46,195.64 and 30,846.56 is: 45,920.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,031.09 : 46,195.64 = 30,846.56 : x
  2. Step 2: Convert to fraction form
    31,031.09/46,195.64 = 30,846.56/x
  3. Step 3: Cross multiply
    31,031.09x = 46,195.64 × 30,846.56
  4. Step 4: Simplify right side
    31,031.09x = 1,424,976,195.79
  5. Step 5: Solve for x
    x = 1,424,976,195.79/31,031.09
  6. Step 6: Final answer
    x = 45,920.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.