Home / 14,297.90-19,713.94-12,305.03

Finding the Fourth Proportional to 14,297.90, 19,713.94 and 12,305.03

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Solution

The fourth proportional to 14,297.90, 19,713.94 and 12,305.03 is: 16,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.90 : 19,713.94 = 12,305.03 : x
  2. Step 2: Convert to fraction form
    14,297.90/19,713.94 = 12,305.03/x
  3. Step 3: Cross multiply
    14,297.90x = 19,713.94 × 12,305.03
  4. Step 4: Simplify right side
    14,297.90x = 242,580,493.79
  5. Step 5: Solve for x
    x = 242,580,493.79/14,297.90
  6. Step 6: Final answer
    x = 16,966.17

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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.