Home / 19,003.82-26,218.85-12,297.92

Finding the Fourth Proportional to 19,003.82, 26,218.85 and 12,297.92

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Solution

The fourth proportional to 19,003.82, 26,218.85 and 12,297.92 is: 16,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.82 : 26,218.85 = 12,297.92 : x
  2. Step 2: Convert to fraction form
    19,003.82/26,218.85 = 12,297.92/x
  3. Step 3: Cross multiply
    19,003.82x = 26,218.85 × 12,297.92
  4. Step 4: Simplify right side
    19,003.82x = 322,437,127.21
  5. Step 5: Solve for x
    x = 322,437,127.21/19,003.82
  6. Step 6: Final answer
    x = 16,966.97

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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.