Home / 22,675.93-31,292.90-12,605.30

Finding the Fourth Proportional to 22,675.93, 31,292.90 and 12,605.30

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Solution

The fourth proportional to 22,675.93, 31,292.90 and 12,605.30 is: 17,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.93 : 31,292.90 = 12,605.30 : x
  2. Step 2: Convert to fraction form
    22,675.93/31,292.90 = 12,605.30/x
  3. Step 3: Cross multiply
    22,675.93x = 31,292.90 × 12,605.30
  4. Step 4: Simplify right side
    22,675.93x = 394,456,407.58
  5. Step 5: Solve for x
    x = 394,456,407.58/22,675.93
  6. Step 6: Final answer
    x = 17,395.38

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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.