Home / 12,475.21-17,192.02-8,932.27

Finding the Fourth Proportional to 12,475.21, 17,192.02 and 8,932.27

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Solution

The fourth proportional to 12,475.21, 17,192.02 and 8,932.27 is: 12,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,475.21 : 17,192.02 = 8,932.27 : x
  2. Step 2: Convert to fraction form
    12,475.21/17,192.02 = 8,932.27/x
  3. Step 3: Cross multiply
    12,475.21x = 17,192.02 × 8,932.27
  4. Step 4: Simplify right side
    12,475.21x = 153,563,764.49
  5. Step 5: Solve for x
    x = 153,563,764.49/12,475.21
  6. Step 6: Final answer
    x = 12,309.51

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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.