Home / 12,604.80-17,418.60-9,455.52

Finding the Fourth Proportional to 12,604.80, 17,418.60 and 9,455.52

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Solution

The fourth proportional to 12,604.80, 17,418.60 and 9,455.52 is: 13,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.80 : 17,418.60 = 9,455.52 : x
  2. Step 2: Convert to fraction form
    12,604.80/17,418.60 = 9,455.52/x
  3. Step 3: Cross multiply
    12,604.80x = 17,418.60 × 9,455.52
  4. Step 4: Simplify right side
    12,604.80x = 164,701,920.67
  5. Step 5: Solve for x
    x = 164,701,920.67/12,604.80
  6. Step 6: Final answer
    x = 13,066.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.