Home / 25,184.55-37,782.30-8,318.28

Finding the Fourth Proportional to 25,184.55, 37,782.30 and 8,318.28

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Solution

The fourth proportional to 25,184.55, 37,782.30 and 8,318.28 is: 12,479.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.55 : 37,782.30 = 8,318.28 : x
  2. Step 2: Convert to fraction form
    25,184.55/37,782.30 = 8,318.28/x
  3. Step 3: Cross multiply
    25,184.55x = 37,782.30 × 8,318.28
  4. Step 4: Simplify right side
    25,184.55x = 314,283,750.44
  5. Step 5: Solve for x
    x = 314,283,750.44/25,184.55
  6. Step 6: Final answer
    x = 12,479.23

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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.