Home / 26,855.28-37,061.88-14,918.64

Finding the Fourth Proportional to 26,855.28, 37,061.88 and 14,918.64

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Solution

The fourth proportional to 26,855.28, 37,061.88 and 14,918.64 is: 20,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.28 : 37,061.88 = 14,918.64 : x
  2. Step 2: Convert to fraction form
    26,855.28/37,061.88 = 14,918.64/x
  3. Step 3: Cross multiply
    26,855.28x = 37,061.88 × 14,918.64
  4. Step 4: Simplify right side
    26,855.28x = 552,912,845.44
  5. Step 5: Solve for x
    x = 552,912,845.44/26,855.28
  6. Step 6: Final answer
    x = 20,588.61

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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.