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Finding the Fourth Proportional to 14,687.56, 22,053.21 and 5,939.56

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Solution

The fourth proportional to 14,687.56, 22,053.21 and 5,939.56 is: 8,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.56 : 22,053.21 = 5,939.56 : x
  2. Step 2: Convert to fraction form
    14,687.56/22,053.21 = 5,939.56/x
  3. Step 3: Cross multiply
    14,687.56x = 22,053.21 × 5,939.56
  4. Step 4: Simplify right side
    14,687.56x = 130,986,363.99
  5. Step 5: Solve for x
    x = 130,986,363.99/14,687.56
  6. Step 6: Final answer
    x = 8,918.18

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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.