Home / 31,097.06-42,940.77-26,664.74

Finding the Fourth Proportional to 31,097.06, 42,940.77 and 26,664.74

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Solution

The fourth proportional to 31,097.06, 42,940.77 and 26,664.74 is: 36,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,097.06 : 42,940.77 = 26,664.74 : x
  2. Step 2: Convert to fraction form
    31,097.06/42,940.77 = 26,664.74/x
  3. Step 3: Cross multiply
    31,097.06x = 42,940.77 × 26,664.74
  4. Step 4: Simplify right side
    31,097.06x = 1,145,004,467.45
  5. Step 5: Solve for x
    x = 1,145,004,467.45/31,097.06
  6. Step 6: Final answer
    x = 36,820.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.