Home / 22,638.12-33,909.30-14,313.84

Finding the Fourth Proportional to 22,638.12, 33,909.30 and 14,313.84

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Solution

The fourth proportional to 22,638.12, 33,909.30 and 14,313.84 is: 21,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,638.12 : 33,909.30 = 14,313.84 : x
  2. Step 2: Convert to fraction form
    22,638.12/33,909.30 = 14,313.84/x
  3. Step 3: Cross multiply
    22,638.12x = 33,909.30 × 14,313.84
  4. Step 4: Simplify right side
    22,638.12x = 485,372,294.71
  5. Step 5: Solve for x
    x = 485,372,294.71/22,638.12
  6. Step 6: Final answer
    x = 21,440.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.