Home / 44,426.64-66,630.12-12,829.82

Finding the Fourth Proportional to 44,426.64, 66,630.12 and 12,829.82

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Solution

The fourth proportional to 44,426.64, 66,630.12 and 12,829.82 is: 19,241.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,426.64 : 66,630.12 = 12,829.82 : x
  2. Step 2: Convert to fraction form
    44,426.64/66,630.12 = 12,829.82/x
  3. Step 3: Cross multiply
    44,426.64x = 66,630.12 × 12,829.82
  4. Step 4: Simplify right side
    44,426.64x = 854,852,612.75
  5. Step 5: Solve for x
    x = 854,852,612.75/44,426.64
  6. Step 6: Final answer
    x = 19,241.89

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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.