Home / 14,428.36-21,633.78-5,652.76

Finding the Fourth Proportional to 14,428.36, 21,633.78 and 5,652.76

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Solution

The fourth proportional to 14,428.36, 21,633.78 and 5,652.76 is: 8,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.36 : 21,633.78 = 5,652.76 : x
  2. Step 2: Convert to fraction form
    14,428.36/21,633.78 = 5,652.76/x
  3. Step 3: Cross multiply
    14,428.36x = 21,633.78 × 5,652.76
  4. Step 4: Simplify right side
    14,428.36x = 122,290,566.23
  5. Step 5: Solve for x
    x = 122,290,566.23/14,428.36
  6. Step 6: Final answer
    x = 8,475.71

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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.