Home / 16,762.15-23,131.95-9,208.66

Finding the Fourth Proportional to 16,762.15, 23,131.95 and 9,208.66

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Solution

The fourth proportional to 16,762.15, 23,131.95 and 9,208.66 is: 12,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.15 : 23,131.95 = 9,208.66 : x
  2. Step 2: Convert to fraction form
    16,762.15/23,131.95 = 9,208.66/x
  3. Step 3: Cross multiply
    16,762.15x = 23,131.95 × 9,208.66
  4. Step 4: Simplify right side
    16,762.15x = 213,014,262.69
  5. Step 5: Solve for x
    x = 213,014,262.69/16,762.15
  6. Step 6: Final answer
    x = 12,708.05

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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.