Home / 44,784.40-67,176.60-13,619.60

Finding the Fourth Proportional to 44,784.40, 67,176.60 and 13,619.60

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Solution

The fourth proportional to 44,784.40, 67,176.60 and 13,619.60 is: 20,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,784.40 : 67,176.60 = 13,619.60 : x
  2. Step 2: Convert to fraction form
    44,784.40/67,176.60 = 13,619.60/x
  3. Step 3: Cross multiply
    44,784.40x = 67,176.60 × 13,619.60
  4. Step 4: Simplify right side
    44,784.40x = 914,918,421.36
  5. Step 5: Solve for x
    x = 914,918,421.36/44,784.40
  6. Step 6: Final answer
    x = 20,429.40

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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.