Home / 18,313.95-27,470.93-6,624.44

Finding the Fourth Proportional to 18,313.95, 27,470.93 and 6,624.44

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Solution

The fourth proportional to 18,313.95, 27,470.93 and 6,624.44 is: 9,936.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.95 : 27,470.93 = 6,624.44 : x
  2. Step 2: Convert to fraction form
    18,313.95/27,470.93 = 6,624.44/x
  3. Step 3: Cross multiply
    18,313.95x = 27,470.93 × 6,624.44
  4. Step 4: Simplify right side
    18,313.95x = 181,979,527.53
  5. Step 5: Solve for x
    x = 181,979,527.53/18,313.95
  6. Step 6: Final answer
    x = 9,936.66

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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.