Home / 25,211.20-37,816.80-8,795.20

Finding the Fourth Proportional to 25,211.20, 37,816.80 and 8,795.20

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Solution

The fourth proportional to 25,211.20, 37,816.80 and 8,795.20 is: 13,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,211.20 : 37,816.80 = 8,795.20 : x
  2. Step 2: Convert to fraction form
    25,211.20/37,816.80 = 8,795.20/x
  3. Step 3: Cross multiply
    25,211.20x = 37,816.80 × 8,795.20
  4. Step 4: Simplify right side
    25,211.20x = 332,606,319.36
  5. Step 5: Solve for x
    x = 332,606,319.36/25,211.20
  6. Step 6: Final answer
    x = 13,192.80

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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.