Home / 22,363.40-30,861.96-12,292.76

Finding the Fourth Proportional to 22,363.40, 30,861.96 and 12,292.76

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Solution

The fourth proportional to 22,363.40, 30,861.96 and 12,292.76 is: 16,964.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.40 : 30,861.96 = 12,292.76 : x
  2. Step 2: Convert to fraction form
    22,363.40/30,861.96 = 12,292.76/x
  3. Step 3: Cross multiply
    22,363.40x = 30,861.96 × 12,292.76
  4. Step 4: Simplify right side
    22,363.40x = 379,378,667.41
  5. Step 5: Solve for x
    x = 379,378,667.41/22,363.40
  6. Step 6: Final answer
    x = 16,964.27

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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.