Home / 12,031.24-16,602.43-6,653.36

Finding the Fourth Proportional to 12,031.24, 16,602.43 and 6,653.36

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Solution

The fourth proportional to 12,031.24, 16,602.43 and 6,653.36 is: 9,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031.24 : 16,602.43 = 6,653.36 : x
  2. Step 2: Convert to fraction form
    12,031.24/16,602.43 = 6,653.36/x
  3. Step 3: Cross multiply
    12,031.24x = 16,602.43 × 6,653.36
  4. Step 4: Simplify right side
    12,031.24x = 110,461,896.98
  5. Step 5: Solve for x
    x = 110,461,896.98/12,031.24
  6. Step 6: Final answer
    x = 9,181.26

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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.