Home / 35,479.46-48,960.78-19,563.60

Finding the Fourth Proportional to 35,479.46, 48,960.78 and 19,563.60

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Solution

The fourth proportional to 35,479.46, 48,960.78 and 19,563.60 is: 26,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.46 : 48,960.78 = 19,563.60 : x
  2. Step 2: Convert to fraction form
    35,479.46/48,960.78 = 19,563.60/x
  3. Step 3: Cross multiply
    35,479.46x = 48,960.78 × 19,563.60
  4. Step 4: Simplify right side
    35,479.46x = 957,849,115.61
  5. Step 5: Solve for x
    x = 957,849,115.61/35,479.46
  6. Step 6: Final answer
    x = 26,997.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.