Home / 14,427.36-21,632.28-5,651.76

Finding the Fourth Proportional to 14,427.36, 21,632.28 and 5,651.76

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Solution

The fourth proportional to 14,427.36, 21,632.28 and 5,651.76 is: 8,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.36 : 21,632.28 = 5,651.76 : x
  2. Step 2: Convert to fraction form
    14,427.36/21,632.28 = 5,651.76/x
  3. Step 3: Cross multiply
    14,427.36x = 21,632.28 × 5,651.76
  4. Step 4: Simplify right side
    14,427.36x = 122,260,454.81
  5. Step 5: Solve for x
    x = 122,260,454.81/14,427.36
  6. Step 6: Final answer
    x = 8,474.21

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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.