Home / 14,136.99-21,212.77-5,823.15

Finding the Fourth Proportional to 14,136.99, 21,212.77 and 5,823.15

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Solution

The fourth proportional to 14,136.99, 21,212.77 and 5,823.15 is: 8,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.99 : 21,212.77 = 5,823.15 : x
  2. Step 2: Convert to fraction form
    14,136.99/21,212.77 = 5,823.15/x
  3. Step 3: Cross multiply
    14,136.99x = 21,212.77 × 5,823.15
  4. Step 4: Simplify right side
    14,136.99x = 123,525,021.00
  5. Step 5: Solve for x
    x = 123,525,021.00/14,136.99
  6. Step 6: Final answer
    x = 8,737.72

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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.