Home / 14,074.36-21,118.83-10,210.66

Finding the Fourth Proportional to 14,074.36, 21,118.83 and 10,210.66

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Solution

The fourth proportional to 14,074.36, 21,118.83 and 10,210.66 is: 15,321.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.36 : 21,118.83 = 10,210.66 : x
  2. Step 2: Convert to fraction form
    14,074.36/21,118.83 = 10,210.66/x
  3. Step 3: Cross multiply
    14,074.36x = 21,118.83 × 10,210.66
  4. Step 4: Simplify right side
    14,074.36x = 215,637,192.73
  5. Step 5: Solve for x
    x = 215,637,192.73/14,074.36
  6. Step 6: Final answer
    x = 15,321.28

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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.