Home / 35,479.10-48,961.26-19,563.20

Finding the Fourth Proportional to 35,479.10, 48,961.26 and 19,563.20

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Solution

The fourth proportional to 35,479.10, 48,961.26 and 19,563.20 is: 26,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.10 : 48,961.26 = 19,563.20 : x
  2. Step 2: Convert to fraction form
    35,479.10/48,961.26 = 19,563.20/x
  3. Step 3: Cross multiply
    35,479.10x = 48,961.26 × 19,563.20
  4. Step 4: Simplify right side
    35,479.10x = 957,838,921.63
  5. Step 5: Solve for x
    x = 957,838,921.63/35,479.10
  6. Step 6: Final answer
    x = 26,997.27

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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.