Home / 14,363.28-21,562.20-8,557.20

Finding the Fourth Proportional to 14,363.28, 21,562.20 and 8,557.20

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Solution

The fourth proportional to 14,363.28, 21,562.20 and 8,557.20 is: 12,846.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.28 : 21,562.20 = 8,557.20 : x
  2. Step 2: Convert to fraction form
    14,363.28/21,562.20 = 8,557.20/x
  3. Step 3: Cross multiply
    14,363.28x = 21,562.20 × 8,557.20
  4. Step 4: Simplify right side
    14,363.28x = 184,512,057.84
  5. Step 5: Solve for x
    x = 184,512,057.84/14,363.28
  6. Step 6: Final answer
    x = 12,846.09

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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.