Home / 25,818.58-38,719.22-8,284.24

Finding the Fourth Proportional to 25,818.58, 38,719.22 and 8,284.24

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Solution

The fourth proportional to 25,818.58, 38,719.22 and 8,284.24 is: 12,423.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.58 : 38,719.22 = 8,284.24 : x
  2. Step 2: Convert to fraction form
    25,818.58/38,719.22 = 8,284.24/x
  3. Step 3: Cross multiply
    25,818.58x = 38,719.22 × 8,284.24
  4. Step 4: Simplify right side
    25,818.58x = 320,759,311.09
  5. Step 5: Solve for x
    x = 320,759,311.09/25,818.58
  6. Step 6: Final answer
    x = 12,423.58

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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.