Home / 13,245.12-19,868.16-4,010.88

Finding the Fourth Proportional to 13,245.12, 19,868.16 and 4,010.88

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Solution

The fourth proportional to 13,245.12, 19,868.16 and 4,010.88 is: 6,016.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.12 : 19,868.16 = 4,010.88 : x
  2. Step 2: Convert to fraction form
    13,245.12/19,868.16 = 4,010.88/x
  3. Step 3: Cross multiply
    13,245.12x = 19,868.16 × 4,010.88
  4. Step 4: Simplify right side
    13,245.12x = 79,688,805.58
  5. Step 5: Solve for x
    x = 79,688,805.58/13,245.12
  6. Step 6: Final answer
    x = 6,016.47

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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.