Home / 14,888.97-20,546.83-8,175.28

Finding the Fourth Proportional to 14,888.97, 20,546.83 and 8,175.28

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Solution

The fourth proportional to 14,888.97, 20,546.83 and 8,175.28 is: 11,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,888.97 : 20,546.83 = 8,175.28 : x
  2. Step 2: Convert to fraction form
    14,888.97/20,546.83 = 8,175.28/x
  3. Step 3: Cross multiply
    14,888.97x = 20,546.83 × 8,175.28
  4. Step 4: Simplify right side
    14,888.97x = 167,976,088.36
  5. Step 5: Solve for x
    x = 167,976,088.36/14,888.97
  6. Step 6: Final answer
    x = 11,281.91

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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.