Home / 14,127.66-21,192.03-4,767.84

Finding the Fourth Proportional to 14,127.66, 21,192.03 and 4,767.84

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Solution

The fourth proportional to 14,127.66, 21,192.03 and 4,767.84 is: 7,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.66 : 21,192.03 = 4,767.84 : x
  2. Step 2: Convert to fraction form
    14,127.66/21,192.03 = 4,767.84/x
  3. Step 3: Cross multiply
    14,127.66x = 21,192.03 × 4,767.84
  4. Step 4: Simplify right side
    14,127.66x = 101,040,208.32
  5. Step 5: Solve for x
    x = 101,040,208.32/14,127.66
  6. Step 6: Final answer
    x = 7,151.94

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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.