Home / 22,675.24-31,291.80-12,604.62

Finding the Fourth Proportional to 22,675.24, 31,291.80 and 12,604.62

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Solution

The fourth proportional to 22,675.24, 31,291.80 and 12,604.62 is: 17,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.24 : 31,291.80 = 12,604.62 : x
  2. Step 2: Convert to fraction form
    22,675.24/31,291.80 = 12,604.62/x
  3. Step 3: Cross multiply
    22,675.24x = 31,291.80 × 12,604.62
  4. Step 4: Simplify right side
    22,675.24x = 394,421,248.12
  5. Step 5: Solve for x
    x = 394,421,248.12/22,675.24
  6. Step 6: Final answer
    x = 17,394.36

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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.