Home / 31,161.08-46,741.62-10,384.58

Finding the Fourth Proportional to 31,161.08, 46,741.62 and 10,384.58

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Solution

The fourth proportional to 31,161.08, 46,741.62 and 10,384.58 is: 15,576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,161.08 : 46,741.62 = 10,384.58 : x
  2. Step 2: Convert to fraction form
    31,161.08/46,741.62 = 10,384.58/x
  3. Step 3: Cross multiply
    31,161.08x = 46,741.62 × 10,384.58
  4. Step 4: Simplify right side
    31,161.08x = 485,392,092.22
  5. Step 5: Solve for x
    x = 485,392,092.22/31,161.08
  6. Step 6: Final answer
    x = 15,576.87

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1.5x scale

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.