Home / 35,168.66-52,742.05-11,789.63

Finding the Fourth Proportional to 35,168.66, 52,742.05 and 11,789.63

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Solution

The fourth proportional to 35,168.66, 52,742.05 and 11,789.63 is: 17,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,168.66 : 52,742.05 = 11,789.63 : x
  2. Step 2: Convert to fraction form
    35,168.66/52,742.05 = 11,789.63/x
  3. Step 3: Cross multiply
    35,168.66x = 52,742.05 × 11,789.63
  4. Step 4: Simplify right side
    35,168.66x = 621,808,961.76
  5. Step 5: Solve for x
    x = 621,808,961.76/35,168.66
  6. Step 6: Final answer
    x = 17,680.77

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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.