Home / 22,674.84-31,291.14-12,603.12

Finding the Fourth Proportional to 22,674.84, 31,291.14 and 12,603.12

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Solution

The fourth proportional to 22,674.84, 31,291.14 and 12,603.12 is: 17,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.84 : 31,291.14 = 12,603.12 : x
  2. Step 2: Convert to fraction form
    22,674.84/31,291.14 = 12,603.12/x
  3. Step 3: Cross multiply
    22,674.84x = 31,291.14 × 12,603.12
  4. Step 4: Simplify right side
    22,674.84x = 394,365,992.36
  5. Step 5: Solve for x
    x = 394,365,992.36/22,674.84
  6. Step 6: Final answer
    x = 17,392.23

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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.