Home / 47,448.18-65,485.26-29,548.80

Finding the Fourth Proportional to 47,448.18, 65,485.26 and 29,548.80

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Solution

The fourth proportional to 47,448.18, 65,485.26 and 29,548.80 is: 40,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,448.18 : 65,485.26 = 29,548.80 : x
  2. Step 2: Convert to fraction form
    47,448.18/65,485.26 = 29,548.80/x
  3. Step 3: Cross multiply
    47,448.18x = 65,485.26 × 29,548.80
  4. Step 4: Simplify right side
    47,448.18x = 1,935,010,850.69
  5. Step 5: Solve for x
    x = 1,935,010,850.69/47,448.18
  6. Step 6: Final answer
    x = 40,781.56

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1.5x scale

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.