Home / 19,649.17-29,474.06-10,939.44

Finding the Fourth Proportional to 19,649.17, 29,474.06 and 10,939.44

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Solution

The fourth proportional to 19,649.17, 29,474.06 and 10,939.44 is: 16,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.17 : 29,474.06 = 10,939.44 : x
  2. Step 2: Convert to fraction form
    19,649.17/29,474.06 = 10,939.44/x
  3. Step 3: Cross multiply
    19,649.17x = 29,474.06 × 10,939.44
  4. Step 4: Simplify right side
    19,649.17x = 322,429,710.93
  5. Step 5: Solve for x
    x = 322,429,710.93/19,649.17
  6. Step 6: Final answer
    x = 16,409.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.