Home / 14,383.98-21,541.14-11,900.52

Finding the Fourth Proportional to 14,383.98, 21,541.14 and 11,900.52

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Solution

The fourth proportional to 14,383.98, 21,541.14 and 11,900.52 is: 17,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,383.98 : 21,541.14 = 11,900.52 : x
  2. Step 2: Convert to fraction form
    14,383.98/21,541.14 = 11,900.52/x
  3. Step 3: Cross multiply
    14,383.98x = 21,541.14 × 11,900.52
  4. Step 4: Simplify right side
    14,383.98x = 256,350,767.39
  5. Step 5: Solve for x
    x = 256,350,767.39/14,383.98
  6. Step 6: Final answer
    x = 17,821.96

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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.