Home / 30,051.90-41,471.37-16,623

Finding the Fourth Proportional to 30,051.90, 41,471.37 and 16,623

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Solution

The fourth proportional to 30,051.90, 41,471.37 and 16,623 is: 22,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,051.90 : 41,471.37 = 16,623 : x
  2. Step 2: Convert to fraction form
    30,051.90/41,471.37 = 16,623/x
  3. Step 3: Cross multiply
    30,051.90x = 41,471.37 × 16,623
  4. Step 4: Simplify right side
    30,051.90x = 689,378,583.51
  5. Step 5: Solve for x
    x = 689,378,583.51/30,051.90
  6. Step 6: Final answer
    x = 22,939.60

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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.