Home / 31,284.58-46,932.78-12,566.09

Finding the Fourth Proportional to 31,284.58, 46,932.78 and 12,566.09

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Solution

The fourth proportional to 31,284.58, 46,932.78 and 12,566.09 is: 18,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,284.58 : 46,932.78 = 12,566.09 : x
  2. Step 2: Convert to fraction form
    31,284.58/46,932.78 = 12,566.09/x
  3. Step 3: Cross multiply
    31,284.58x = 46,932.78 × 12,566.09
  4. Step 4: Simplify right side
    31,284.58x = 589,761,537.43
  5. Step 5: Solve for x
    x = 589,761,537.43/31,284.58
  6. Step 6: Final answer
    x = 18,851.51

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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.