Home / 27,960.34-38,609.89-19,029.18

Finding the Fourth Proportional to 27,960.34, 38,609.89 and 19,029.18

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Solution

The fourth proportional to 27,960.34, 38,609.89 and 19,029.18 is: 26,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.34 : 38,609.89 = 19,029.18 : x
  2. Step 2: Convert to fraction form
    27,960.34/38,609.89 = 19,029.18/x
  3. Step 3: Cross multiply
    27,960.34x = 38,609.89 × 19,029.18
  4. Step 4: Simplify right side
    27,960.34x = 734,714,480.14
  5. Step 5: Solve for x
    x = 734,714,480.14/27,960.34
  6. Step 6: Final answer
    x = 26,277.02

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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.