Home / 31,636.83-43,657.23-17,486.94

Finding the Fourth Proportional to 31,636.83, 43,657.23 and 17,486.94

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Solution

The fourth proportional to 31,636.83, 43,657.23 and 17,486.94 is: 24,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.83 : 43,657.23 = 17,486.94 : x
  2. Step 2: Convert to fraction form
    31,636.83/43,657.23 = 17,486.94/x
  3. Step 3: Cross multiply
    31,636.83x = 43,657.23 × 17,486.94
  4. Step 4: Simplify right side
    31,636.83x = 763,431,361.58
  5. Step 5: Solve for x
    x = 763,431,361.58/31,636.83
  6. Step 6: Final answer
    x = 24,131.10

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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.