Home / 18,370.72-27,554.61-5,887.40

Finding the Fourth Proportional to 18,370.72, 27,554.61 and 5,887.40

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Solution

The fourth proportional to 18,370.72, 27,554.61 and 5,887.40 is: 8,830.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.72 : 27,554.61 = 5,887.40 : x
  2. Step 2: Convert to fraction form
    18,370.72/27,554.61 = 5,887.40/x
  3. Step 3: Cross multiply
    18,370.72x = 27,554.61 × 5,887.40
  4. Step 4: Simplify right side
    18,370.72x = 162,224,884.29
  5. Step 5: Solve for x
    x = 162,224,884.29/18,370.72
  6. Step 6: Final answer
    x = 8,830.62

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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.