Home / 30,220.55-41,699.34-17,474.93

Finding the Fourth Proportional to 30,220.55, 41,699.34 and 17,474.93

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Solution

The fourth proportional to 30,220.55, 41,699.34 and 17,474.93 is: 24,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220.55 : 41,699.34 = 17,474.93 : x
  2. Step 2: Convert to fraction form
    30,220.55/41,699.34 = 17,474.93/x
  3. Step 3: Cross multiply
    30,220.55x = 41,699.34 × 17,474.93
  4. Step 4: Simplify right side
    30,220.55x = 728,693,047.55
  5. Step 5: Solve for x
    x = 728,693,047.55/30,220.55
  6. Step 6: Final answer
    x = 24,112.50

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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.