Home / 29,918.83-41,288.24-16,490.12

Finding the Fourth Proportional to 29,918.83, 41,288.24 and 16,490.12

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Solution

The fourth proportional to 29,918.83, 41,288.24 and 16,490.12 is: 22,756.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,918.83 : 41,288.24 = 16,490.12 : x
  2. Step 2: Convert to fraction form
    29,918.83/41,288.24 = 16,490.12/x
  3. Step 3: Cross multiply
    29,918.83x = 41,288.24 × 16,490.12
  4. Step 4: Simplify right side
    29,918.83x = 680,848,032.19
  5. Step 5: Solve for x
    x = 680,848,032.19/29,918.83
  6. Step 6: Final answer
    x = 22,756.51

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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.