Home / 15,649.94-21,597.46-8,576.36

Finding the Fourth Proportional to 15,649.94, 21,597.46 and 8,576.36

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Solution

The fourth proportional to 15,649.94, 21,597.46 and 8,576.36 is: 11,835.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.94 : 21,597.46 = 8,576.36 : x
  2. Step 2: Convert to fraction form
    15,649.94/21,597.46 = 8,576.36/x
  3. Step 3: Cross multiply
    15,649.94x = 21,597.46 × 8,576.36
  4. Step 4: Simplify right side
    15,649.94x = 185,227,551.35
  5. Step 5: Solve for x
    x = 185,227,551.35/15,649.94
  6. Step 6: Final answer
    x = 11,835.68

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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.