Home / 44,821.40-67,255.28-19,878.64

Finding the Fourth Proportional to 44,821.40, 67,255.28 and 19,878.64

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Solution

The fourth proportional to 44,821.40, 67,255.28 and 19,878.64 is: 29,828.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,821.40 : 67,255.28 = 19,878.64 : x
  2. Step 2: Convert to fraction form
    44,821.40/67,255.28 = 19,878.64/x
  3. Step 3: Cross multiply
    44,821.40x = 67,255.28 × 19,878.64
  4. Step 4: Simplify right side
    44,821.40x = 1,336,943,499.22
  5. Step 5: Solve for x
    x = 1,336,943,499.22/44,821.40
  6. Step 6: Final answer
    x = 29,828.24

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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.