Home / 17,641.69-26,454.84-5,161.45

Finding the Fourth Proportional to 17,641.69, 26,454.84 and 5,161.45

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Solution

The fourth proportional to 17,641.69, 26,454.84 and 5,161.45 is: 7,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.69 : 26,454.84 = 5,161.45 : x
  2. Step 2: Convert to fraction form
    17,641.69/26,454.84 = 5,161.45/x
  3. Step 3: Cross multiply
    17,641.69x = 26,454.84 × 5,161.45
  4. Step 4: Simplify right side
    17,641.69x = 136,545,346.82
  5. Step 5: Solve for x
    x = 136,545,346.82/17,641.69
  6. Step 6: Final answer
    x = 7,739.92

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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.