Home / 29,125.80-40,194.09-16,381.67

Finding the Fourth Proportional to 29,125.80, 40,194.09 and 16,381.67

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Solution

The fourth proportional to 29,125.80, 40,194.09 and 16,381.67 is: 22,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,125.80 : 40,194.09 = 16,381.67 : x
  2. Step 2: Convert to fraction form
    29,125.80/40,194.09 = 16,381.67/x
  3. Step 3: Cross multiply
    29,125.80x = 40,194.09 × 16,381.67
  4. Step 4: Simplify right side
    29,125.80x = 658,446,117.36
  5. Step 5: Solve for x
    x = 658,446,117.36/29,125.80
  6. Step 6: Final answer
    x = 22,606.97

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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.