Home / 14,189.30-21,284.91-4,329.46

Finding the Fourth Proportional to 14,189.30, 21,284.91 and 4,329.46

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Solution

The fourth proportional to 14,189.30, 21,284.91 and 4,329.46 is: 6,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.30 : 21,284.91 = 4,329.46 : x
  2. Step 2: Convert to fraction form
    14,189.30/21,284.91 = 4,329.46/x
  3. Step 3: Cross multiply
    14,189.30x = 21,284.91 × 4,329.46
  4. Step 4: Simplify right side
    14,189.30x = 92,152,166.45
  5. Step 5: Solve for x
    x = 92,152,166.45/14,189.30
  6. Step 6: Final answer
    x = 6,494.48

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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.