Home / 25,588.80-38,380.32-19,024.80

Finding the Fourth Proportional to 25,588.80, 38,380.32 and 19,024.80

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Solution

The fourth proportional to 25,588.80, 38,380.32 and 19,024.80 is: 28,535.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.80 : 38,380.32 = 19,024.80 : x
  2. Step 2: Convert to fraction form
    25,588.80/38,380.32 = 19,024.80/x
  3. Step 3: Cross multiply
    25,588.80x = 38,380.32 × 19,024.80
  4. Step 4: Simplify right side
    25,588.80x = 730,177,911.94
  5. Step 5: Solve for x
    x = 730,177,911.94/25,588.80
  6. Step 6: Final answer
    x = 28,535.06

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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.