Home / 16,579.99-24,869.53-7,220.00

Finding the Fourth Proportional to 16,579.99, 24,869.53 and 7,220.00

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Solution

The fourth proportional to 16,579.99, 24,869.53 and 7,220.00 is: 10,829.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.99 : 24,869.53 = 7,220.00 : x
  2. Step 2: Convert to fraction form
    16,579.99/24,869.53 = 7,220.00/x
  3. Step 3: Cross multiply
    16,579.99x = 24,869.53 × 7,220.00
  4. Step 4: Simplify right side
    16,579.99x = 179,558,077.80
  5. Step 5: Solve for x
    x = 179,558,077.80/16,579.99
  6. Step 6: Final answer
    x = 10,829.81

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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.