Home / 18,576.12-25,634.36-10,617.88

Finding the Fourth Proportional to 18,576.12, 25,634.36 and 10,617.88

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Solution

The fourth proportional to 18,576.12, 25,634.36 and 10,617.88 is: 14,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.12 : 25,634.36 = 10,617.88 : x
  2. Step 2: Convert to fraction form
    18,576.12/25,634.36 = 10,617.88/x
  3. Step 3: Cross multiply
    18,576.12x = 25,634.36 × 10,617.88
  4. Step 4: Simplify right side
    18,576.12x = 272,182,558.36
  5. Step 5: Solve for x
    x = 272,182,558.36/18,576.12
  6. Step 6: Final answer
    x = 14,652.28

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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.