Home / 14,488.80-19,997.46-9,453.84

Finding the Fourth Proportional to 14,488.80, 19,997.46 and 9,453.84

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Solution

The fourth proportional to 14,488.80, 19,997.46 and 9,453.84 is: 13,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.80 : 19,997.46 = 9,453.84 : x
  2. Step 2: Convert to fraction form
    14,488.80/19,997.46 = 9,453.84/x
  3. Step 3: Cross multiply
    14,488.80x = 19,997.46 × 9,453.84
  4. Step 4: Simplify right side
    14,488.80x = 189,052,787.25
  5. Step 5: Solve for x
    x = 189,052,787.25/14,488.80
  6. Step 6: Final answer
    x = 13,048.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.