Home / 27,996.16-41,973.64-13,196.72

Finding the Fourth Proportional to 27,996.16, 41,973.64 and 13,196.72

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Solution

The fourth proportional to 27,996.16, 41,973.64 and 13,196.72 is: 19,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996.16 : 41,973.64 = 13,196.72 : x
  2. Step 2: Convert to fraction form
    27,996.16/41,973.64 = 13,196.72/x
  3. Step 3: Cross multiply
    27,996.16x = 41,973.64 × 13,196.72
  4. Step 4: Simplify right side
    27,996.16x = 553,914,374.46
  5. Step 5: Solve for x
    x = 553,914,374.46/27,996.16
  6. Step 6: Final answer
    x = 19,785.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.