Home / 19,829.96-27,370.32-13,467.32

Finding the Fourth Proportional to 19,829.96, 27,370.32 and 13,467.32

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Solution

The fourth proportional to 19,829.96, 27,370.32 and 13,467.32 is: 18,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.96 : 27,370.32 = 13,467.32 : x
  2. Step 2: Convert to fraction form
    19,829.96/27,370.32 = 13,467.32/x
  3. Step 3: Cross multiply
    19,829.96x = 27,370.32 × 13,467.32
  4. Step 4: Simplify right side
    19,829.96x = 368,604,857.94
  5. Step 5: Solve for x
    x = 368,604,857.94/19,829.96
  6. Step 6: Final answer
    x = 18,588.28

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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.