Home / 35,405.49-48,848.57-20,089.50

Finding the Fourth Proportional to 35,405.49, 48,848.57 and 20,089.50

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Solution

The fourth proportional to 35,405.49, 48,848.57 and 20,089.50 is: 27,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405.49 : 48,848.57 = 20,089.50 : x
  2. Step 2: Convert to fraction form
    35,405.49/48,848.57 = 20,089.50/x
  3. Step 3: Cross multiply
    35,405.49x = 48,848.57 × 20,089.50
  4. Step 4: Simplify right side
    35,405.49x = 981,343,413.49
  5. Step 5: Solve for x
    x = 981,343,413.49/35,405.49
  6. Step 6: Final answer
    x = 27,717.27

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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.