Home / 17,455.86-26,185.01-5,777.28

Finding the Fourth Proportional to 17,455.86, 26,185.01 and 5,777.28

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Solution

The fourth proportional to 17,455.86, 26,185.01 and 5,777.28 is: 8,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.86 : 26,185.01 = 5,777.28 : x
  2. Step 2: Convert to fraction form
    17,455.86/26,185.01 = 5,777.28/x
  3. Step 3: Cross multiply
    17,455.86x = 26,185.01 × 5,777.28
  4. Step 4: Simplify right side
    17,455.86x = 151,278,105.69
  5. Step 5: Solve for x
    x = 151,278,105.69/17,455.86
  6. Step 6: Final answer
    x = 8,666.32

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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.