Home / 31,240.58-46,904.82-18,107.64

Finding the Fourth Proportional to 31,240.58, 46,904.82 and 18,107.64

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Solution

The fourth proportional to 31,240.58, 46,904.82 and 18,107.64 is: 27,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.58 : 46,904.82 = 18,107.64 : x
  2. Step 2: Convert to fraction form
    31,240.58/46,904.82 = 18,107.64/x
  3. Step 3: Cross multiply
    31,240.58x = 46,904.82 × 18,107.64
  4. Step 4: Simplify right side
    31,240.58x = 849,335,594.82
  5. Step 5: Solve for x
    x = 849,335,594.82/31,240.58
  6. Step 6: Final answer
    x = 27,186.93

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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.