Home / 31,795.03-43,878.51-17,647.88

Finding the Fourth Proportional to 31,795.03, 43,878.51 and 17,647.88

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Solution

The fourth proportional to 31,795.03, 43,878.51 and 17,647.88 is: 24,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795.03 : 43,878.51 = 17,647.88 : x
  2. Step 2: Convert to fraction form
    31,795.03/43,878.51 = 17,647.88/x
  3. Step 3: Cross multiply
    31,795.03x = 43,878.51 × 17,647.88
  4. Step 4: Simplify right side
    31,795.03x = 774,362,459.67
  5. Step 5: Solve for x
    x = 774,362,459.67/31,795.03
  6. Step 6: Final answer
    x = 24,354.83

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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.