Home / 30,398.67-41,949.81-16,973.25

Finding the Fourth Proportional to 30,398.67, 41,949.81 and 16,973.25

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Solution

The fourth proportional to 30,398.67, 41,949.81 and 16,973.25 is: 23,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,398.67 : 41,949.81 = 16,973.25 : x
  2. Step 2: Convert to fraction form
    30,398.67/41,949.81 = 16,973.25/x
  3. Step 3: Cross multiply
    30,398.67x = 41,949.81 × 16,973.25
  4. Step 4: Simplify right side
    30,398.67x = 712,024,612.58
  5. Step 5: Solve for x
    x = 712,024,612.58/30,398.67
  6. Step 6: Final answer
    x = 23,422.89

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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.