Home / 30,051.09-41,468.81-16,621.47

Finding the Fourth Proportional to 30,051.09, 41,468.81 and 16,621.47

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Solution

The fourth proportional to 30,051.09, 41,468.81 and 16,621.47 is: 22,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,051.09 : 41,468.81 = 16,621.47 : x
  2. Step 2: Convert to fraction form
    30,051.09/41,468.81 = 16,621.47/x
  3. Step 3: Cross multiply
    30,051.09x = 41,468.81 × 16,621.47
  4. Step 4: Simplify right side
    30,051.09x = 689,272,498.24
  5. Step 5: Solve for x
    x = 689,272,498.24/30,051.09
  6. Step 6: Final answer
    x = 22,936.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.