Home / 14,335.70-21,504.90-5,571.30

Finding the Fourth Proportional to 14,335.70, 21,504.90 and 5,571.30

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Solution

The fourth proportional to 14,335.70, 21,504.90 and 5,571.30 is: 8,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.70 : 21,504.90 = 5,571.30 : x
  2. Step 2: Convert to fraction form
    14,335.70/21,504.90 = 5,571.30/x
  3. Step 3: Cross multiply
    14,335.70x = 21,504.90 × 5,571.30
  4. Step 4: Simplify right side
    14,335.70x = 119,810,249.37
  5. Step 5: Solve for x
    x = 119,810,249.37/14,335.70
  6. Step 6: Final answer
    x = 8,357.47

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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.