Home / 14,227.08-21,351.51-6,441.36

Finding the Fourth Proportional to 14,227.08, 21,351.51 and 6,441.36

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Solution

The fourth proportional to 14,227.08, 21,351.51 and 6,441.36 is: 9,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.08 : 21,351.51 = 6,441.36 : x
  2. Step 2: Convert to fraction form
    14,227.08/21,351.51 = 6,441.36/x
  3. Step 3: Cross multiply
    14,227.08x = 21,351.51 × 6,441.36
  4. Step 4: Simplify right side
    14,227.08x = 137,532,762.45
  5. Step 5: Solve for x
    x = 137,532,762.45/14,227.08
  6. Step 6: Final answer
    x = 9,666.97

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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.