Home / 18,048.22-27,088.73-12,536.98

Finding the Fourth Proportional to 18,048.22, 27,088.73 and 12,536.98

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Solution

The fourth proportional to 18,048.22, 27,088.73 and 12,536.98 is: 18,816.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.22 : 27,088.73 = 12,536.98 : x
  2. Step 2: Convert to fraction form
    18,048.22/27,088.73 = 12,536.98/x
  3. Step 3: Cross multiply
    18,048.22x = 27,088.73 × 12,536.98
  4. Step 4: Simplify right side
    18,048.22x = 339,610,782.84
  5. Step 5: Solve for x
    x = 339,610,782.84/18,048.22
  6. Step 6: Final answer
    x = 18,816.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.