Home / 22,315.90-30,796.26-12,244.16

Finding the Fourth Proportional to 22,315.90, 30,796.26 and 12,244.16

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Solution

The fourth proportional to 22,315.90, 30,796.26 and 12,244.16 is: 16,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,315.90 : 30,796.26 = 12,244.16 : x
  2. Step 2: Convert to fraction form
    22,315.90/30,796.26 = 12,244.16/x
  3. Step 3: Cross multiply
    22,315.90x = 30,796.26 × 12,244.16
  4. Step 4: Simplify right side
    22,315.90x = 377,074,334.84
  5. Step 5: Solve for x
    x = 377,074,334.84/22,315.90
  6. Step 6: Final answer
    x = 16,897.12

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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.