Home / 34,120.13-47,086.11-19,973.27

Finding the Fourth Proportional to 34,120.13, 47,086.11 and 19,973.27

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Solution

The fourth proportional to 34,120.13, 47,086.11 and 19,973.27 is: 27,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.13 : 47,086.11 = 19,973.27 : x
  2. Step 2: Convert to fraction form
    34,120.13/47,086.11 = 19,973.27/x
  3. Step 3: Cross multiply
    34,120.13x = 47,086.11 × 19,973.27
  4. Step 4: Simplify right side
    34,120.13x = 940,463,705.99
  5. Step 5: Solve for x
    x = 940,463,705.99/34,120.13
  6. Step 6: Final answer
    x = 27,563.31

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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.