Home / 19,627.29-27,088.26-11,673.90

Finding the Fourth Proportional to 19,627.29, 27,088.26 and 11,673.90

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Solution

The fourth proportional to 19,627.29, 27,088.26 and 11,673.90 is: 16,111.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.29 : 27,088.26 = 11,673.90 : x
  2. Step 2: Convert to fraction form
    19,627.29/27,088.26 = 11,673.90/x
  3. Step 3: Cross multiply
    19,627.29x = 27,088.26 × 11,673.90
  4. Step 4: Simplify right side
    19,627.29x = 316,225,638.41
  5. Step 5: Solve for x
    x = 316,225,638.41/19,627.29
  6. Step 6: Final answer
    x = 16,111.53

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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.