Home / 18,330.10-27,496.59-5,182.26

Finding the Fourth Proportional to 18,330.10, 27,496.59 and 5,182.26

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Solution

The fourth proportional to 18,330.10, 27,496.59 and 5,182.26 is: 7,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.10 : 27,496.59 = 5,182.26 : x
  2. Step 2: Convert to fraction form
    18,330.10/27,496.59 = 5,182.26/x
  3. Step 3: Cross multiply
    18,330.10x = 27,496.59 × 5,182.26
  4. Step 4: Simplify right side
    18,330.10x = 142,494,478.49
  5. Step 5: Solve for x
    x = 142,494,478.49/18,330.10
  6. Step 6: Final answer
    x = 7,773.80

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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.