Home / 22,703.99-31,331.66-12,632.85

Finding the Fourth Proportional to 22,703.99, 31,331.66 and 12,632.85

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Solution

The fourth proportional to 22,703.99, 31,331.66 and 12,632.85 is: 17,433.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.99 : 31,331.66 = 12,632.85 : x
  2. Step 2: Convert to fraction form
    22,703.99/31,331.66 = 12,632.85/x
  3. Step 3: Cross multiply
    22,703.99x = 31,331.66 × 12,632.85
  4. Step 4: Simplify right side
    22,703.99x = 395,808,097.87
  5. Step 5: Solve for x
    x = 395,808,097.87/22,703.99
  6. Step 6: Final answer
    x = 17,433.42

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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.