Home / 19,732.36-27,234.48-13,022.32

Finding the Fourth Proportional to 19,732.36, 27,234.48 and 13,022.32

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Solution

The fourth proportional to 19,732.36, 27,234.48 and 13,022.32 is: 17,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.36 : 27,234.48 = 13,022.32 : x
  2. Step 2: Convert to fraction form
    19,732.36/27,234.48 = 13,022.32/x
  3. Step 3: Cross multiply
    19,732.36x = 27,234.48 × 13,022.32
  4. Step 4: Simplify right side
    19,732.36x = 354,656,113.59
  5. Step 5: Solve for x
    x = 354,656,113.59/19,732.36
  6. Step 6: Final answer
    x = 17,973.32

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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.