Home / 19,992.24-27,585.54-11,497.32

Finding the Fourth Proportional to 19,992.24, 27,585.54 and 11,497.32

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Solution

The fourth proportional to 19,992.24, 27,585.54 and 11,497.32 is: 15,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.24 : 27,585.54 = 11,497.32 : x
  2. Step 2: Convert to fraction form
    19,992.24/27,585.54 = 11,497.32/x
  3. Step 3: Cross multiply
    19,992.24x = 27,585.54 × 11,497.32
  4. Step 4: Simplify right side
    19,992.24x = 317,159,780.75
  5. Step 5: Solve for x
    x = 317,159,780.75/19,992.24
  6. Step 6: Final answer
    x = 15,864.14

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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.