Home / 19,632.15-27,088.70-11,676.33

Finding the Fourth Proportional to 19,632.15, 27,088.70 and 11,676.33

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Solution

The fourth proportional to 19,632.15, 27,088.70 and 11,676.33 is: 16,111.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.15 : 27,088.70 = 11,676.33 : x
  2. Step 2: Convert to fraction form
    19,632.15/27,088.70 = 11,676.33/x
  3. Step 3: Cross multiply
    19,632.15x = 27,088.70 × 11,676.33
  4. Step 4: Simplify right side
    19,632.15x = 316,296,542.09
  5. Step 5: Solve for x
    x = 316,296,542.09/19,632.15
  6. Step 6: Final answer
    x = 16,111.15

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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.