Home / 14,252.28-21,389.94-7,328.76

Finding the Fourth Proportional to 14,252.28, 21,389.94 and 7,328.76

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Solution

The fourth proportional to 14,252.28, 21,389.94 and 7,328.76 is: 10,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.28 : 21,389.94 = 7,328.76 : x
  2. Step 2: Convert to fraction form
    14,252.28/21,389.94 = 7,328.76/x
  3. Step 3: Cross multiply
    14,252.28x = 21,389.94 × 7,328.76
  4. Step 4: Simplify right side
    14,252.28x = 156,761,736.67
  5. Step 5: Solve for x
    x = 156,761,736.67/14,252.28
  6. Step 6: Final answer
    x = 10,999.06

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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.