Home / 35,188.18-52,743.88-12,982.84

Finding the Fourth Proportional to 35,188.18, 52,743.88 and 12,982.84

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Solution

The fourth proportional to 35,188.18, 52,743.88 and 12,982.84 is: 19,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.18 : 52,743.88 = 12,982.84 : x
  2. Step 2: Convert to fraction form
    35,188.18/52,743.88 = 12,982.84/x
  3. Step 3: Cross multiply
    35,188.18x = 52,743.88 × 12,982.84
  4. Step 4: Simplify right side
    35,188.18x = 684,765,355.02
  5. Step 5: Solve for x
    x = 684,765,355.02/35,188.18
  6. Step 6: Final answer
    x = 19,460.10

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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.