Home / 35,320.20-48,742.68-19,403.64

Finding the Fourth Proportional to 35,320.20, 48,742.68 and 19,403.64

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Solution

The fourth proportional to 35,320.20, 48,742.68 and 19,403.64 is: 26,777.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.20 : 48,742.68 = 19,403.64 : x
  2. Step 2: Convert to fraction form
    35,320.20/48,742.68 = 19,403.64/x
  3. Step 3: Cross multiply
    35,320.20x = 48,742.68 × 19,403.64
  4. Step 4: Simplify right side
    35,320.20x = 945,785,415.36
  5. Step 5: Solve for x
    x = 945,785,415.36/35,320.20
  6. Step 6: Final answer
    x = 26,777.46

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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.