Home / 30,995.23-42,773.66-16,848.04

Finding the Fourth Proportional to 30,995.23, 42,773.66 and 16,848.04

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Solution

The fourth proportional to 30,995.23, 42,773.66 and 16,848.04 is: 23,250.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995.23 : 42,773.66 = 16,848.04 : x
  2. Step 2: Convert to fraction form
    30,995.23/42,773.66 = 16,848.04/x
  3. Step 3: Cross multiply
    30,995.23x = 42,773.66 × 16,848.04
  4. Step 4: Simplify right side
    30,995.23x = 720,652,334.63
  5. Step 5: Solve for x
    x = 720,652,334.63/30,995.23
  6. Step 6: Final answer
    x = 23,250.43

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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.