Home / 44,813.82-67,189.28-19,840.32

Finding the Fourth Proportional to 44,813.82, 67,189.28 and 19,840.32

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Solution

The fourth proportional to 44,813.82, 67,189.28 and 19,840.32 is: 29,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,813.82 : 67,189.28 = 19,840.32 : x
  2. Step 2: Convert to fraction form
    44,813.82/67,189.28 = 19,840.32/x
  3. Step 3: Cross multiply
    44,813.82x = 67,189.28 × 19,840.32
  4. Step 4: Simplify right side
    44,813.82x = 1,333,056,716.57
  5. Step 5: Solve for x
    x = 1,333,056,716.57/44,813.82
  6. Step 6: Final answer
    x = 29,746.55

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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.