Home / 30,190.34-41,663.16-16,762.46

Finding the Fourth Proportional to 30,190.34, 41,663.16 and 16,762.46

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Solution

The fourth proportional to 30,190.34, 41,663.16 and 16,762.46 is: 23,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,190.34 : 41,663.16 = 16,762.46 : x
  2. Step 2: Convert to fraction form
    30,190.34/41,663.16 = 16,762.46/x
  3. Step 3: Cross multiply
    30,190.34x = 41,663.16 × 16,762.46
  4. Step 4: Simplify right side
    30,190.34x = 698,377,052.97
  5. Step 5: Solve for x
    x = 698,377,052.97/30,190.34
  6. Step 6: Final answer
    x = 23,132.47

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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.