Home / 14,227.38-21,345.84-8,956.26

Finding the Fourth Proportional to 14,227.38, 21,345.84 and 8,956.26

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Solution

The fourth proportional to 14,227.38, 21,345.84 and 8,956.26 is: 13,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.38 : 21,345.84 = 8,956.26 : x
  2. Step 2: Convert to fraction form
    14,227.38/21,345.84 = 8,956.26/x
  3. Step 3: Cross multiply
    14,227.38x = 21,345.84 × 8,956.26
  4. Step 4: Simplify right side
    14,227.38x = 191,178,892.96
  5. Step 5: Solve for x
    x = 191,178,892.96/14,227.38
  6. Step 6: Final answer
    x = 13,437.39

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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.