Home / 13,854.55-20,784.74-4,493.84

Finding the Fourth Proportional to 13,854.55, 20,784.74 and 4,493.84

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Solution

The fourth proportional to 13,854.55, 20,784.74 and 4,493.84 is: 6,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.55 : 20,784.74 = 4,493.84 : x
  2. Step 2: Convert to fraction form
    13,854.55/20,784.74 = 4,493.84/x
  3. Step 3: Cross multiply
    13,854.55x = 20,784.74 × 4,493.84
  4. Step 4: Simplify right side
    13,854.55x = 93,403,180.84
  5. Step 5: Solve for x
    x = 93,403,180.84/13,854.55
  6. Step 6: Final answer
    x = 6,741.70

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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.