Home / 14,439.35-21,659.02-6,119.18

Finding the Fourth Proportional to 14,439.35, 21,659.02 and 6,119.18

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Solution

The fourth proportional to 14,439.35, 21,659.02 and 6,119.18 is: 9,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.35 : 21,659.02 = 6,119.18 : x
  2. Step 2: Convert to fraction form
    14,439.35/21,659.02 = 6,119.18/x
  3. Step 3: Cross multiply
    14,439.35x = 21,659.02 × 6,119.18
  4. Step 4: Simplify right side
    14,439.35x = 132,535,318.41
  5. Step 5: Solve for x
    x = 132,535,318.41/14,439.35
  6. Step 6: Final answer
    x = 9,178.76

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Double scale
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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.