Home / 35,317.57-52,914.08-18,640.86

Finding the Fourth Proportional to 35,317.57, 52,914.08 and 18,640.86

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Solution

The fourth proportional to 35,317.57, 52,914.08 and 18,640.86 is: 27,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,317.57 : 52,914.08 = 18,640.86 : x
  2. Step 2: Convert to fraction form
    35,317.57/52,914.08 = 18,640.86/x
  3. Step 3: Cross multiply
    35,317.57x = 52,914.08 × 18,640.86
  4. Step 4: Simplify right side
    35,317.57x = 986,363,864.10
  5. Step 5: Solve for x
    x = 986,363,864.10/35,317.57
  6. Step 6: Final answer
    x = 27,928.42

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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.