Home / 28,942.80-43,341.30-23,110.80

Finding the Fourth Proportional to 28,942.80, 43,341.30 and 23,110.80

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Solution

The fourth proportional to 28,942.80, 43,341.30 and 23,110.80 is: 34,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.80 : 43,341.30 = 23,110.80 : x
  2. Step 2: Convert to fraction form
    28,942.80/43,341.30 = 23,110.80/x
  3. Step 3: Cross multiply
    28,942.80x = 43,341.30 × 23,110.80
  4. Step 4: Simplify right side
    28,942.80x = 1,001,652,116.04
  5. Step 5: Solve for x
    x = 1,001,652,116.04/28,942.80
  6. Step 6: Final answer
    x = 34,607.99

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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.