Home / 17,880.58-26,801.43-7,480.18

Finding the Fourth Proportional to 17,880.58, 26,801.43 and 7,480.18

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Solution

The fourth proportional to 17,880.58, 26,801.43 and 7,480.18 is: 11,212.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.58 : 26,801.43 = 7,480.18 : x
  2. Step 2: Convert to fraction form
    17,880.58/26,801.43 = 7,480.18/x
  3. Step 3: Cross multiply
    17,880.58x = 26,801.43 × 7,480.18
  4. Step 4: Simplify right side
    17,880.58x = 200,479,520.66
  5. Step 5: Solve for x
    x = 200,479,520.66/17,880.58
  6. Step 6: Final answer
    x = 11,212.14

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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.