Home / 22,675.98-31,292.83-12,604.11

Finding the Fourth Proportional to 22,675.98, 31,292.83 and 12,604.11

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Solution

The fourth proportional to 22,675.98, 31,292.83 and 12,604.11 is: 17,393.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.98 : 31,292.83 = 12,604.11 : x
  2. Step 2: Convert to fraction form
    22,675.98/31,292.83 = 12,604.11/x
  3. Step 3: Cross multiply
    22,675.98x = 31,292.83 × 12,604.11
  4. Step 4: Simplify right side
    22,675.98x = 394,418,271.53
  5. Step 5: Solve for x
    x = 394,418,271.53/22,675.98
  6. Step 6: Final answer
    x = 17,393.66

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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.