Home / 29,935.90-41,313.36-16,507.10

Finding the Fourth Proportional to 29,935.90, 41,313.36 and 16,507.10

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Solution

The fourth proportional to 29,935.90, 41,313.36 and 16,507.10 is: 22,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,935.90 : 41,313.36 = 16,507.10 : x
  2. Step 2: Convert to fraction form
    29,935.90/41,313.36 = 16,507.10/x
  3. Step 3: Cross multiply
    29,935.90x = 41,313.36 × 16,507.10
  4. Step 4: Simplify right side
    29,935.90x = 681,963,764.86
  5. Step 5: Solve for x
    x = 681,963,764.86/29,935.90
  6. Step 6: Final answer
    x = 22,780.80

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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.