Home / 14,439.48-21,659.99-4,579.53

Finding the Fourth Proportional to 14,439.48, 21,659.99 and 4,579.53

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Solution

The fourth proportional to 14,439.48, 21,659.99 and 4,579.53 is: 6,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.48 : 21,659.99 = 4,579.53 : x
  2. Step 2: Convert to fraction form
    14,439.48/21,659.99 = 4,579.53/x
  3. Step 3: Cross multiply
    14,439.48x = 21,659.99 × 4,579.53
  4. Step 4: Simplify right side
    14,439.48x = 99,192,551.11
  5. Step 5: Solve for x
    x = 99,192,551.11/14,439.48
  6. Step 6: Final answer
    x = 6,869.54

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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.