Home / 19,627.19-27,073.97-12,347.69

Finding the Fourth Proportional to 19,627.19, 27,073.97 and 12,347.69

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Solution

The fourth proportional to 19,627.19, 27,073.97 and 12,347.69 is: 17,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.19 : 27,073.97 = 12,347.69 : x
  2. Step 2: Convert to fraction form
    19,627.19/27,073.97 = 12,347.69/x
  3. Step 3: Cross multiply
    19,627.19x = 27,073.97 × 12,347.69
  4. Step 4: Simplify right side
    19,627.19x = 334,300,833.15
  5. Step 5: Solve for x
    x = 334,300,833.15/19,627.19
  6. Step 6: Final answer
    x = 17,032.54

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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.