Home / 47,817.40-65,983.38-27,670.27

Finding the Fourth Proportional to 47,817.40, 65,983.38 and 27,670.27

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Solution

The fourth proportional to 47,817.40, 65,983.38 and 27,670.27 is: 38,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,817.40 : 65,983.38 = 27,670.27 : x
  2. Step 2: Convert to fraction form
    47,817.40/65,983.38 = 27,670.27/x
  3. Step 3: Cross multiply
    47,817.40x = 65,983.38 × 27,670.27
  4. Step 4: Simplify right side
    47,817.40x = 1,825,777,940.11
  5. Step 5: Solve for x
    x = 1,825,777,940.11/47,817.40
  6. Step 6: Final answer
    x = 38,182.29

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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.