Home / 14,208.84-21,313.67-4,347.90

Finding the Fourth Proportional to 14,208.84, 21,313.67 and 4,347.90

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Solution

The fourth proportional to 14,208.84, 21,313.67 and 4,347.90 is: 6,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.84 : 21,313.67 = 4,347.90 : x
  2. Step 2: Convert to fraction form
    14,208.84/21,313.67 = 4,347.90/x
  3. Step 3: Cross multiply
    14,208.84x = 21,313.67 × 4,347.90
  4. Step 4: Simplify right side
    14,208.84x = 92,669,684.05
  5. Step 5: Solve for x
    x = 92,669,684.05/14,208.84
  6. Step 6: Final answer
    x = 6,521.97

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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.