Home / 29,422.69-40,603.15-16,678.28

Finding the Fourth Proportional to 29,422.69, 40,603.15 and 16,678.28

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Solution

The fourth proportional to 29,422.69, 40,603.15 and 16,678.28 is: 23,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.69 : 40,603.15 = 16,678.28 : x
  2. Step 2: Convert to fraction form
    29,422.69/40,603.15 = 16,678.28/x
  3. Step 3: Cross multiply
    29,422.69x = 40,603.15 × 16,678.28
  4. Step 4: Simplify right side
    29,422.69x = 677,190,764.39
  5. Step 5: Solve for x
    x = 677,190,764.39/29,422.69
  6. Step 6: Final answer
    x = 23,015.94

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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.