Home / 35,442.43-48,900.41-21,090.27

Finding the Fourth Proportional to 35,442.43, 48,900.41 and 21,090.27

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Solution

The fourth proportional to 35,442.43, 48,900.41 and 21,090.27 is: 29,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,442.43 : 48,900.41 = 21,090.27 : x
  2. Step 2: Convert to fraction form
    35,442.43/48,900.41 = 21,090.27/x
  3. Step 3: Cross multiply
    35,442.43x = 48,900.41 × 21,090.27
  4. Step 4: Simplify right side
    35,442.43x = 1,031,322,500.06
  5. Step 5: Solve for x
    x = 1,031,322,500.06/35,442.43
  6. Step 6: Final answer
    x = 29,098.53

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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.