Home / 17,750.16-26,618.31-6,650.80

Finding the Fourth Proportional to 17,750.16, 26,618.31 and 6,650.80

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Solution

The fourth proportional to 17,750.16, 26,618.31 and 6,650.80 is: 9,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.16 : 26,618.31 = 6,650.80 : x
  2. Step 2: Convert to fraction form
    17,750.16/26,618.31 = 6,650.80/x
  3. Step 3: Cross multiply
    17,750.16x = 26,618.31 × 6,650.80
  4. Step 4: Simplify right side
    17,750.16x = 177,032,942.82
  5. Step 5: Solve for x
    x = 177,032,942.82/17,750.16
  6. Step 6: Final answer
    x = 9,973.60

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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.