Home / 19,941.63-27,502.68-11,982.32

Finding the Fourth Proportional to 19,941.63, 27,502.68 and 11,982.32

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Solution

The fourth proportional to 19,941.63, 27,502.68 and 11,982.32 is: 16,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.63 : 27,502.68 = 11,982.32 : x
  2. Step 2: Convert to fraction form
    19,941.63/27,502.68 = 11,982.32/x
  3. Step 3: Cross multiply
    19,941.63x = 27,502.68 × 11,982.32
  4. Step 4: Simplify right side
    19,941.63x = 329,545,775.10
  5. Step 5: Solve for x
    x = 329,545,775.10/19,941.63
  6. Step 6: Final answer
    x = 16,525.52

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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.