Home / 25,758.35-38,628.44-12,247.84

Finding the Fourth Proportional to 25,758.35, 38,628.44 and 12,247.84

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Solution

The fourth proportional to 25,758.35, 38,628.44 and 12,247.84 is: 18,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758.35 : 38,628.44 = 12,247.84 : x
  2. Step 2: Convert to fraction form
    25,758.35/38,628.44 = 12,247.84/x
  3. Step 3: Cross multiply
    25,758.35x = 38,628.44 × 12,247.84
  4. Step 4: Simplify right side
    25,758.35x = 473,114,952.57
  5. Step 5: Solve for x
    x = 473,114,952.57/25,758.35
  6. Step 6: Final answer
    x = 18,367.44

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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.