Home / 12,073.88-16,663.92-7,297.76

Finding the Fourth Proportional to 12,073.88, 16,663.92 and 7,297.76

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Solution

The fourth proportional to 12,073.88, 16,663.92 and 7,297.76 is: 10,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.88 : 16,663.92 = 7,297.76 : x
  2. Step 2: Convert to fraction form
    12,073.88/16,663.92 = 7,297.76/x
  3. Step 3: Cross multiply
    12,073.88x = 16,663.92 × 7,297.76
  4. Step 4: Simplify right side
    12,073.88x = 121,609,288.82
  5. Step 5: Solve for x
    x = 121,609,288.82/12,073.88
  6. Step 6: Final answer
    x = 10,072.10

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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.