Home / 14,230.33-21,345.07-3,700.12

Finding the Fourth Proportional to 14,230.33, 21,345.07 and 3,700.12

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Solution

The fourth proportional to 14,230.33, 21,345.07 and 3,700.12 is: 5,550.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.33 : 21,345.07 = 3,700.12 : x
  2. Step 2: Convert to fraction form
    14,230.33/21,345.07 = 3,700.12/x
  3. Step 3: Cross multiply
    14,230.33x = 21,345.07 × 3,700.12
  4. Step 4: Simplify right side
    14,230.33x = 78,979,357.85
  5. Step 5: Solve for x
    x = 78,979,357.85/14,230.33
  6. Step 6: Final answer
    x = 5,550.07

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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.