Home / 27,088.85-40,606.62-15,829.90

Finding the Fourth Proportional to 27,088.85, 40,606.62 and 15,829.90

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Solution

The fourth proportional to 27,088.85, 40,606.62 and 15,829.90 is: 23,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.85 : 40,606.62 = 15,829.90 : x
  2. Step 2: Convert to fraction form
    27,088.85/40,606.62 = 15,829.90/x
  3. Step 3: Cross multiply
    27,088.85x = 40,606.62 × 15,829.90
  4. Step 4: Simplify right side
    27,088.85x = 642,798,733.94
  5. Step 5: Solve for x
    x = 642,798,733.94/27,088.85
  6. Step 6: Final answer
    x = 23,729.27

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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.