Home / 35,267.32-48,672.48-20,161.36

Finding the Fourth Proportional to 35,267.32, 48,672.48 and 20,161.36

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Solution

The fourth proportional to 35,267.32, 48,672.48 and 20,161.36 is: 27,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,267.32 : 48,672.48 = 20,161.36 : x
  2. Step 2: Convert to fraction form
    35,267.32/48,672.48 = 20,161.36/x
  3. Step 3: Cross multiply
    35,267.32x = 48,672.48 × 20,161.36
  4. Step 4: Simplify right side
    35,267.32x = 981,303,391.37
  5. Step 5: Solve for x
    x = 981,303,391.37/35,267.32
  6. Step 6: Final answer
    x = 27,824.72

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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.