Home / 18,021.77-27,029.72-6,332.26

Finding the Fourth Proportional to 18,021.77, 27,029.72 and 6,332.26

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Solution

The fourth proportional to 18,021.77, 27,029.72 and 6,332.26 is: 9,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021.77 : 27,029.72 = 6,332.26 : x
  2. Step 2: Convert to fraction form
    18,021.77/27,029.72 = 6,332.26/x
  3. Step 3: Cross multiply
    18,021.77x = 27,029.72 × 6,332.26
  4. Step 4: Simplify right side
    18,021.77x = 171,159,214.77
  5. Step 5: Solve for x
    x = 171,159,214.77/18,021.77
  6. Step 6: Final answer
    x = 9,497.36

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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.