Home / 40,022.13-55,226.91-23,021.85

Finding the Fourth Proportional to 40,022.13, 55,226.91 and 23,021.85

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Solution

The fourth proportional to 40,022.13, 55,226.91 and 23,021.85 is: 31,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,022.13 : 55,226.91 = 23,021.85 : x
  2. Step 2: Convert to fraction form
    40,022.13/55,226.91 = 23,021.85/x
  3. Step 3: Cross multiply
    40,022.13x = 55,226.91 × 23,021.85
  4. Step 4: Simplify right side
    40,022.13x = 1,271,425,637.98
  5. Step 5: Solve for x
    x = 1,271,425,637.98/40,022.13
  6. Step 6: Final answer
    x = 31,768.07

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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.