Home / 29,366.78-40,528.13-16,619.94

Finding the Fourth Proportional to 29,366.78, 40,528.13 and 16,619.94

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Solution

The fourth proportional to 29,366.78, 40,528.13 and 16,619.94 is: 22,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,366.78 : 40,528.13 = 16,619.94 : x
  2. Step 2: Convert to fraction form
    29,366.78/40,528.13 = 16,619.94/x
  3. Step 3: Cross multiply
    29,366.78x = 40,528.13 × 16,619.94
  4. Step 4: Simplify right side
    29,366.78x = 673,575,005.81
  5. Step 5: Solve for x
    x = 673,575,005.81/29,366.78
  6. Step 6: Final answer
    x = 22,936.64

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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.