Home / 14,285.04-21,427.05-3,754.89

Finding the Fourth Proportional to 14,285.04, 21,427.05 and 3,754.89

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Solution

The fourth proportional to 14,285.04, 21,427.05 and 3,754.89 is: 5,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285.04 : 21,427.05 = 3,754.89 : x
  2. Step 2: Convert to fraction form
    14,285.04/21,427.05 = 3,754.89/x
  3. Step 3: Cross multiply
    14,285.04x = 21,427.05 × 3,754.89
  4. Step 4: Simplify right side
    14,285.04x = 80,456,227.37
  5. Step 5: Solve for x
    x = 80,456,227.37/14,285.04
  6. Step 6: Final answer
    x = 5,632.20

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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.