Home / 29,175.24-40,257.78-16,426.28

Finding the Fourth Proportional to 29,175.24, 40,257.78 and 16,426.28

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Solution

The fourth proportional to 29,175.24, 40,257.78 and 16,426.28 is: 22,665.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,175.24 : 40,257.78 = 16,426.28 : x
  2. Step 2: Convert to fraction form
    29,175.24/40,257.78 = 16,426.28/x
  3. Step 3: Cross multiply
    29,175.24x = 40,257.78 × 16,426.28
  4. Step 4: Simplify right side
    29,175.24x = 661,285,566.46
  5. Step 5: Solve for x
    x = 661,285,566.46/29,175.24
  6. Step 6: Final answer
    x = 22,665.99

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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.