Home / 30,425.34-41,983.95-16,996.31

Finding the Fourth Proportional to 30,425.34, 41,983.95 and 16,996.31

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Solution

The fourth proportional to 30,425.34, 41,983.95 and 16,996.31 is: 23,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,425.34 : 41,983.95 = 16,996.31 : x
  2. Step 2: Convert to fraction form
    30,425.34/41,983.95 = 16,996.31/x
  3. Step 3: Cross multiply
    30,425.34x = 41,983.95 × 16,996.31
  4. Step 4: Simplify right side
    30,425.34x = 713,572,019.30
  5. Step 5: Solve for x
    x = 713,572,019.30/30,425.34
  6. Step 6: Final answer
    x = 23,453.21

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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.