Home / 47,448.10-71,135.70-26,671.60

Finding the Fourth Proportional to 47,448.10, 71,135.70 and 26,671.60

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Solution

The fourth proportional to 47,448.10, 71,135.70 and 26,671.60 is: 39,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,448.10 : 71,135.70 = 26,671.60 : x
  2. Step 2: Convert to fraction form
    47,448.10/71,135.70 = 26,671.60/x
  3. Step 3: Cross multiply
    47,448.10x = 71,135.70 × 26,671.60
  4. Step 4: Simplify right side
    47,448.10x = 1,897,302,936.12
  5. Step 5: Solve for x
    x = 1,897,302,936.12/47,448.10
  6. Step 6: Final answer
    x = 39,986.91

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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.