Home / 31,196.06-46,798.95-18,713.15

Finding the Fourth Proportional to 31,196.06, 46,798.95 and 18,713.15

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Solution

The fourth proportional to 31,196.06, 46,798.95 and 18,713.15 is: 28,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,196.06 : 46,798.95 = 18,713.15 : x
  2. Step 2: Convert to fraction form
    31,196.06/46,798.95 = 18,713.15/x
  3. Step 3: Cross multiply
    31,196.06x = 46,798.95 × 18,713.15
  4. Step 4: Simplify right side
    31,196.06x = 875,755,771.19
  5. Step 5: Solve for x
    x = 875,755,771.19/31,196.06
  6. Step 6: Final answer
    x = 28,072.64

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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.