Home / 25,254.20-37,881.30-6,786.20

Finding the Fourth Proportional to 25,254.20, 37,881.30 and 6,786.20

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Solution

The fourth proportional to 25,254.20, 37,881.30 and 6,786.20 is: 10,179.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,254.20 : 37,881.30 = 6,786.20 : x
  2. Step 2: Convert to fraction form
    25,254.20/37,881.30 = 6,786.20/x
  3. Step 3: Cross multiply
    25,254.20x = 37,881.30 × 6,786.20
  4. Step 4: Simplify right side
    25,254.20x = 257,069,888.65
  5. Step 5: Solve for x
    x = 257,069,888.65/25,254.20
  6. Step 6: Final answer
    x = 10,179.29

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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.