Home / 17,155.44-23,666.96-10,438.56

Finding the Fourth Proportional to 17,155.44, 23,666.96 and 10,438.56

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Solution

The fourth proportional to 17,155.44, 23,666.96 and 10,438.56 is: 14,400.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155.44 : 23,666.96 = 10,438.56 : x
  2. Step 2: Convert to fraction form
    17,155.44/23,666.96 = 10,438.56/x
  3. Step 3: Cross multiply
    17,155.44x = 23,666.96 × 10,438.56
  4. Step 4: Simplify right side
    17,155.44x = 247,048,981.98
  5. Step 5: Solve for x
    x = 247,048,981.98/17,155.44
  6. Step 6: Final answer
    x = 14,400.62

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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.