Home / 35,045.16-48,361.56-19,129.88

Finding the Fourth Proportional to 35,045.16, 48,361.56 and 19,129.88

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Solution

The fourth proportional to 35,045.16, 48,361.56 and 19,129.88 is: 26,398.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.16 : 48,361.56 = 19,129.88 : x
  2. Step 2: Convert to fraction form
    35,045.16/48,361.56 = 19,129.88/x
  3. Step 3: Cross multiply
    35,045.16x = 48,361.56 × 19,129.88
  4. Step 4: Simplify right side
    35,045.16x = 925,150,597.61
  5. Step 5: Solve for x
    x = 925,150,597.61/35,045.16
  6. Step 6: Final answer
    x = 26,398.81

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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.