Home / 31,009.15-46,460.22-16,979.27

Finding the Fourth Proportional to 31,009.15, 46,460.22 and 16,979.27

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Solution

The fourth proportional to 31,009.15, 46,460.22 and 16,979.27 is: 25,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,009.15 : 46,460.22 = 16,979.27 : x
  2. Step 2: Convert to fraction form
    31,009.15/46,460.22 = 16,979.27/x
  3. Step 3: Cross multiply
    31,009.15x = 46,460.22 × 16,979.27
  4. Step 4: Simplify right side
    31,009.15x = 788,860,619.64
  5. Step 5: Solve for x
    x = 788,860,619.64/31,009.15
  6. Step 6: Final answer
    x = 25,439.61

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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.