Home / 15,767.46-23,650.50-3,920.98

Finding the Fourth Proportional to 15,767.46, 23,650.50 and 3,920.98

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Solution

The fourth proportional to 15,767.46, 23,650.50 and 3,920.98 is: 5,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.46 : 23,650.50 = 3,920.98 : x
  2. Step 2: Convert to fraction form
    15,767.46/23,650.50 = 3,920.98/x
  3. Step 3: Cross multiply
    15,767.46x = 23,650.50 × 3,920.98
  4. Step 4: Simplify right side
    15,767.46x = 92,733,137.49
  5. Step 5: Solve for x
    x = 92,733,137.49/15,767.46
  6. Step 6: Final answer
    x = 5,881.30

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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.