Home / 30,204.21-41,678.76-17,636.25

Finding the Fourth Proportional to 30,204.21, 41,678.76 and 17,636.25

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Solution

The fourth proportional to 30,204.21, 41,678.76 and 17,636.25 is: 24,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.21 : 41,678.76 = 17,636.25 : x
  2. Step 2: Convert to fraction form
    30,204.21/41,678.76 = 17,636.25/x
  3. Step 3: Cross multiply
    30,204.21x = 41,678.76 × 17,636.25
  4. Step 4: Simplify right side
    30,204.21x = 735,057,253.48
  5. Step 5: Solve for x
    x = 735,057,253.48/30,204.21
  6. Step 6: Final answer
    x = 24,336.25

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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.