Home / 29,878.20-41,229.36-17,303.76

Finding the Fourth Proportional to 29,878.20, 41,229.36 and 17,303.76

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Solution

The fourth proportional to 29,878.20, 41,229.36 and 17,303.76 is: 23,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.20 : 41,229.36 = 17,303.76 : x
  2. Step 2: Convert to fraction form
    29,878.20/41,229.36 = 17,303.76/x
  3. Step 3: Cross multiply
    29,878.20x = 41,229.36 × 17,303.76
  4. Step 4: Simplify right side
    29,878.20x = 713,422,950.39
  5. Step 5: Solve for x
    x = 713,422,950.39/29,878.20
  6. Step 6: Final answer
    x = 23,877.71

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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.