Home / 47,835.90-66,104.57-35,878.48

Finding the Fourth Proportional to 47,835.90, 66,104.57 and 35,878.48

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Solution

The fourth proportional to 47,835.90, 66,104.57 and 35,878.48 is: 49,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.90 : 66,104.57 = 35,878.48 : x
  2. Step 2: Convert to fraction form
    47,835.90/66,104.57 = 35,878.48/x
  3. Step 3: Cross multiply
    47,835.90x = 66,104.57 × 35,878.48
  4. Step 4: Simplify right side
    47,835.90x = 2,371,731,417.09
  5. Step 5: Solve for x
    x = 2,371,731,417.09/47,835.90
  6. Step 6: Final answer
    x = 49,580.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.