Home / 20,045.08-27,664.86-11,546.92

Finding the Fourth Proportional to 20,045.08, 27,664.86 and 11,546.92

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Solution

The fourth proportional to 20,045.08, 27,664.86 and 11,546.92 is: 15,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.08 : 27,664.86 = 11,546.92 : x
  2. Step 2: Convert to fraction form
    20,045.08/27,664.86 = 11,546.92/x
  3. Step 3: Cross multiply
    20,045.08x = 27,664.86 × 11,546.92
  4. Step 4: Simplify right side
    20,045.08x = 319,443,925.23
  5. Step 5: Solve for x
    x = 319,443,925.23/20,045.08
  6. Step 6: Final answer
    x = 15,936.28

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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.