Home / 47,243.37-65,191.13-29,091.20

Finding the Fourth Proportional to 47,243.37, 65,191.13 and 29,091.20

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Solution

The fourth proportional to 47,243.37, 65,191.13 and 29,091.20 is: 40,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,243.37 : 65,191.13 = 29,091.20 : x
  2. Step 2: Convert to fraction form
    47,243.37/65,191.13 = 29,091.20/x
  3. Step 3: Cross multiply
    47,243.37x = 65,191.13 × 29,091.20
  4. Step 4: Simplify right side
    47,243.37x = 1,896,487,729.64
  5. Step 5: Solve for x
    x = 1,896,487,729.64/47,243.37
  6. Step 6: Final answer
    x = 40,142.94

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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.