Home / 14,822.96-20,452.24-8,856.56

Finding the Fourth Proportional to 14,822.96, 20,452.24 and 8,856.56

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Solution

The fourth proportional to 14,822.96, 20,452.24 and 8,856.56 is: 12,219.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822.96 : 20,452.24 = 8,856.56 : x
  2. Step 2: Convert to fraction form
    14,822.96/20,452.24 = 8,856.56/x
  3. Step 3: Cross multiply
    14,822.96x = 20,452.24 × 8,856.56
  4. Step 4: Simplify right side
    14,822.96x = 181,136,490.69
  5. Step 5: Solve for x
    x = 181,136,490.69/14,822.96
  6. Step 6: Final answer
    x = 12,219.99

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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.