Home / 26,232.42-39,348.54-12,190.62

Finding the Fourth Proportional to 26,232.42, 39,348.54 and 12,190.62

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Solution

The fourth proportional to 26,232.42, 39,348.54 and 12,190.62 is: 18,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,232.42 : 39,348.54 = 12,190.62 : x
  2. Step 2: Convert to fraction form
    26,232.42/39,348.54 = 12,190.62/x
  3. Step 3: Cross multiply
    26,232.42x = 39,348.54 × 12,190.62
  4. Step 4: Simplify right side
    26,232.42x = 479,683,098.69
  5. Step 5: Solve for x
    x = 479,683,098.69/26,232.42
  6. Step 6: Final answer
    x = 18,285.89

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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.