Home / 30,098.30-41,536.23-18,011.21

Finding the Fourth Proportional to 30,098.30, 41,536.23 and 18,011.21

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Solution

The fourth proportional to 30,098.30, 41,536.23 and 18,011.21 is: 24,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098.30 : 41,536.23 = 18,011.21 : x
  2. Step 2: Convert to fraction form
    30,098.30/41,536.23 = 18,011.21/x
  3. Step 3: Cross multiply
    30,098.30x = 41,536.23 × 18,011.21
  4. Step 4: Simplify right side
    30,098.30x = 748,117,485.92
  5. Step 5: Solve for x
    x = 748,117,485.92/30,098.30
  6. Step 6: Final answer
    x = 24,855.81

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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.