Home / 14,209.72-21,313.80-4,348.99

Finding the Fourth Proportional to 14,209.72, 21,313.80 and 4,348.99

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Solution

The fourth proportional to 14,209.72, 21,313.80 and 4,348.99 is: 6,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209.72 : 21,313.80 = 4,348.99 : x
  2. Step 2: Convert to fraction form
    14,209.72/21,313.80 = 4,348.99/x
  3. Step 3: Cross multiply
    14,209.72x = 21,313.80 × 4,348.99
  4. Step 4: Simplify right side
    14,209.72x = 92,693,503.06
  5. Step 5: Solve for x
    x = 92,693,503.06/14,209.72
  6. Step 6: Final answer
    x = 6,523.25

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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.