Home / 44,113.78-66,133.44-19,135.02

Finding the Fourth Proportional to 44,113.78, 66,133.44 and 19,135.02

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Solution

The fourth proportional to 44,113.78, 66,133.44 and 19,135.02 is: 28,686.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,113.78 : 66,133.44 = 19,135.02 : x
  2. Step 2: Convert to fraction form
    44,113.78/66,133.44 = 19,135.02/x
  3. Step 3: Cross multiply
    44,113.78x = 66,133.44 × 19,135.02
  4. Step 4: Simplify right side
    44,113.78x = 1,265,464,366.40
  5. Step 5: Solve for x
    x = 1,265,464,366.40/44,113.78
  6. Step 6: Final answer
    x = 28,686.38

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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.