Home / 26,630.01-39,972.60-19,617.87

Finding the Fourth Proportional to 26,630.01, 39,972.60 and 19,617.87

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Solution

The fourth proportional to 26,630.01, 39,972.60 and 19,617.87 is: 29,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.01 : 39,972.60 = 19,617.87 : x
  2. Step 2: Convert to fraction form
    26,630.01/39,972.60 = 19,617.87/x
  3. Step 3: Cross multiply
    26,630.01x = 39,972.60 × 19,617.87
  4. Step 4: Simplify right side
    26,630.01x = 784,177,270.36
  5. Step 5: Solve for x
    x = 784,177,270.36/26,630.01
  6. Step 6: Final answer
    x = 29,447.13

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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.