Home / 27,167.85-40,642.43-23,510.70

Finding the Fourth Proportional to 27,167.85, 40,642.43 and 23,510.70

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Solution

The fourth proportional to 27,167.85, 40,642.43 and 23,510.70 is: 35,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.85 : 40,642.43 = 23,510.70 : x
  2. Step 2: Convert to fraction form
    27,167.85/40,642.43 = 23,510.70/x
  3. Step 3: Cross multiply
    27,167.85x = 40,642.43 × 23,510.70
  4. Step 4: Simplify right side
    27,167.85x = 955,531,861.45
  5. Step 5: Solve for x
    x = 955,531,861.45/27,167.85
  6. Step 6: Final answer
    x = 35,171.42

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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.