Home / 13,733.55-20,602.35-6,713.89

Finding the Fourth Proportional to 13,733.55, 20,602.35 and 6,713.89

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Solution

The fourth proportional to 13,733.55, 20,602.35 and 6,713.89 is: 10,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.55 : 20,602.35 = 6,713.89 : x
  2. Step 2: Convert to fraction form
    13,733.55/20,602.35 = 6,713.89/x
  3. Step 3: Cross multiply
    13,733.55x = 20,602.35 × 6,713.89
  4. Step 4: Simplify right side
    13,733.55x = 138,321,860.14
  5. Step 5: Solve for x
    x = 138,321,860.14/13,733.55
  6. Step 6: Final answer
    x = 10,071.82

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1.5x scale

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.