Home / 14,191.35-21,287.03-4,955.19

Finding the Fourth Proportional to 14,191.35, 21,287.03 and 4,955.19

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Solution

The fourth proportional to 14,191.35, 21,287.03 and 4,955.19 is: 7,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.35 : 21,287.03 = 4,955.19 : x
  2. Step 2: Convert to fraction form
    14,191.35/21,287.03 = 4,955.19/x
  3. Step 3: Cross multiply
    14,191.35x = 21,287.03 × 4,955.19
  4. Step 4: Simplify right side
    14,191.35x = 105,481,253.41
  5. Step 5: Solve for x
    x = 105,481,253.41/14,191.35
  6. Step 6: Final answer
    x = 7,432.79

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Similar ratio
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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.