Home / 25,234.80-37,852.20-19,329.90

Finding the Fourth Proportional to 25,234.80, 37,852.20 and 19,329.90

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Solution

The fourth proportional to 25,234.80, 37,852.20 and 19,329.90 is: 28,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,234.80 : 37,852.20 = 19,329.90 : x
  2. Step 2: Convert to fraction form
    25,234.80/37,852.20 = 19,329.90/x
  3. Step 3: Cross multiply
    25,234.80x = 37,852.20 × 19,329.90
  4. Step 4: Simplify right side
    25,234.80x = 731,679,240.78
  5. Step 5: Solve for x
    x = 731,679,240.78/25,234.80
  6. Step 6: Final answer
    x = 28,994.85

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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.