Home / 47,648.50-65,711.89-29,745.16

Finding the Fourth Proportional to 47,648.50, 65,711.89 and 29,745.16

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Solution

The fourth proportional to 47,648.50, 65,711.89 and 29,745.16 is: 41,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,648.50 : 65,711.89 = 29,745.16 : x
  2. Step 2: Convert to fraction form
    47,648.50/65,711.89 = 29,745.16/x
  3. Step 3: Cross multiply
    47,648.50x = 65,711.89 × 29,745.16
  4. Step 4: Simplify right side
    47,648.50x = 1,954,610,681.95
  5. Step 5: Solve for x
    x = 1,954,610,681.95/47,648.50
  6. Step 6: Final answer
    x = 41,021.45

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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.