Home / 35,019.03-52,546.93-21,007.20

Finding the Fourth Proportional to 35,019.03, 52,546.93 and 21,007.20

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Solution

The fourth proportional to 35,019.03, 52,546.93 and 21,007.20 is: 31,521.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,019.03 : 52,546.93 = 21,007.20 : x
  2. Step 2: Convert to fraction form
    35,019.03/52,546.93 = 21,007.20/x
  3. Step 3: Cross multiply
    35,019.03x = 52,546.93 × 21,007.20
  4. Step 4: Simplify right side
    35,019.03x = 1,103,863,716.85
  5. Step 5: Solve for x
    x = 1,103,863,716.85/35,019.03
  6. Step 6: Final answer
    x = 31,521.82

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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.