Home / 14,110.45-21,139.71-8,844.46

Finding the Fourth Proportional to 14,110.45, 21,139.71 and 8,844.46

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Solution

The fourth proportional to 14,110.45, 21,139.71 and 8,844.46 is: 13,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.45 : 21,139.71 = 8,844.46 : x
  2. Step 2: Convert to fraction form
    14,110.45/21,139.71 = 8,844.46/x
  3. Step 3: Cross multiply
    14,110.45x = 21,139.71 × 8,844.46
  4. Step 4: Simplify right side
    14,110.45x = 186,969,319.51
  5. Step 5: Solve for x
    x = 186,969,319.51/14,110.45
  6. Step 6: Final answer
    x = 13,250.42

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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.