Home / 19,688.67-27,169.96-10,736.27

Finding the Fourth Proportional to 19,688.67, 27,169.96 and 10,736.27

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Solution

The fourth proportional to 19,688.67, 27,169.96 and 10,736.27 is: 14,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688.67 : 27,169.96 = 10,736.27 : x
  2. Step 2: Convert to fraction form
    19,688.67/27,169.96 = 10,736.27/x
  3. Step 3: Cross multiply
    19,688.67x = 27,169.96 × 10,736.27
  4. Step 4: Simplify right side
    19,688.67x = 291,704,026.45
  5. Step 5: Solve for x
    x = 291,704,026.45/19,688.67
  6. Step 6: Final answer
    x = 14,815.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.