Home / 18,269.34-27,404.01-5,789.40

Finding the Fourth Proportional to 18,269.34, 27,404.01 and 5,789.40

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Solution

The fourth proportional to 18,269.34, 27,404.01 and 5,789.40 is: 8,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.34 : 27,404.01 = 5,789.40 : x
  2. Step 2: Convert to fraction form
    18,269.34/27,404.01 = 5,789.40/x
  3. Step 3: Cross multiply
    18,269.34x = 27,404.01 × 5,789.40
  4. Step 4: Simplify right side
    18,269.34x = 158,652,775.49
  5. Step 5: Solve for x
    x = 158,652,775.49/18,269.34
  6. Step 6: Final answer
    x = 8,684.10

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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.