Home / 34,155.60-51,247.80-18,584.40

Finding the Fourth Proportional to 34,155.60, 51,247.80 and 18,584.40

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Solution

The fourth proportional to 34,155.60, 51,247.80 and 18,584.40 is: 27,884.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.60 : 51,247.80 = 18,584.40 : x
  2. Step 2: Convert to fraction form
    34,155.60/51,247.80 = 18,584.40/x
  3. Step 3: Cross multiply
    34,155.60x = 51,247.80 × 18,584.40
  4. Step 4: Simplify right side
    34,155.60x = 952,409,614.32
  5. Step 5: Solve for x
    x = 952,409,614.32/34,155.60
  6. Step 6: Final answer
    x = 27,884.44

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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.