Home / 14,207.70-21,313.15-4,346.90

Finding the Fourth Proportional to 14,207.70, 21,313.15 and 4,346.90

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Solution

The fourth proportional to 14,207.70, 21,313.15 and 4,346.90 is: 6,520.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.70 : 21,313.15 = 4,346.90 : x
  2. Step 2: Convert to fraction form
    14,207.70/21,313.15 = 4,346.90/x
  3. Step 3: Cross multiply
    14,207.70x = 21,313.15 × 4,346.90
  4. Step 4: Simplify right side
    14,207.70x = 92,646,131.74
  5. Step 5: Solve for x
    x = 92,646,131.74/14,207.70
  6. Step 6: Final answer
    x = 6,520.84

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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.