Home / 12,937.41-17,850.64-9,357.61

Finding the Fourth Proportional to 12,937.41, 17,850.64 and 9,357.61

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Solution

The fourth proportional to 12,937.41, 17,850.64 and 9,357.61 is: 12,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.41 : 17,850.64 = 9,357.61 : x
  2. Step 2: Convert to fraction form
    12,937.41/17,850.64 = 9,357.61/x
  3. Step 3: Cross multiply
    12,937.41x = 17,850.64 × 9,357.61
  4. Step 4: Simplify right side
    12,937.41x = 167,039,327.37
  5. Step 5: Solve for x
    x = 167,039,327.37/12,937.41
  6. Step 6: Final answer
    x = 12,911.34

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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.