Home / 17,628.08-26,442.86-5,782.55

Finding the Fourth Proportional to 17,628.08, 26,442.86 and 5,782.55

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Solution

The fourth proportional to 17,628.08, 26,442.86 and 5,782.55 is: 8,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.08 : 26,442.86 = 5,782.55 : x
  2. Step 2: Convert to fraction form
    17,628.08/26,442.86 = 5,782.55/x
  3. Step 3: Cross multiply
    17,628.08x = 26,442.86 × 5,782.55
  4. Step 4: Simplify right side
    17,628.08x = 152,906,998.97
  5. Step 5: Solve for x
    x = 152,906,998.97/17,628.08
  6. Step 6: Final answer
    x = 8,674.06

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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.