Home / 27,755.60-41,609.10-16,666.70

Finding the Fourth Proportional to 27,755.60, 41,609.10 and 16,666.70

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Solution

The fourth proportional to 27,755.60, 41,609.10 and 16,666.70 is: 24,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755.60 : 41,609.10 = 16,666.70 : x
  2. Step 2: Convert to fraction form
    27,755.60/41,609.10 = 16,666.70/x
  3. Step 3: Cross multiply
    27,755.60x = 41,609.10 × 16,666.70
  4. Step 4: Simplify right side
    27,755.60x = 693,486,386.97
  5. Step 5: Solve for x
    x = 693,486,386.97/27,755.60
  6. Step 6: Final answer
    x = 24,985.46

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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.