Home / 29,546.91-40,782.49-16,807.57

Finding the Fourth Proportional to 29,546.91, 40,782.49 and 16,807.57

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Solution

The fourth proportional to 29,546.91, 40,782.49 and 16,807.57 is: 23,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,546.91 : 40,782.49 = 16,807.57 : x
  2. Step 2: Convert to fraction form
    29,546.91/40,782.49 = 16,807.57/x
  3. Step 3: Cross multiply
    29,546.91x = 40,782.49 × 16,807.57
  4. Step 4: Simplify right side
    29,546.91x = 685,454,411.47
  5. Step 5: Solve for x
    x = 685,454,411.47/29,546.91
  6. Step 6: Final answer
    x = 23,198.85

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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.