Home / 29,180.67-40,269.51-16,605.42

Finding the Fourth Proportional to 29,180.67, 40,269.51 and 16,605.42

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Solution

The fourth proportional to 29,180.67, 40,269.51 and 16,605.42 is: 22,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,180.67 : 40,269.51 = 16,605.42 : x
  2. Step 2: Convert to fraction form
    29,180.67/40,269.51 = 16,605.42/x
  3. Step 3: Cross multiply
    29,180.67x = 40,269.51 × 16,605.42
  4. Step 4: Simplify right side
    29,180.67x = 668,692,126.74
  5. Step 5: Solve for x
    x = 668,692,126.74/29,180.67
  6. Step 6: Final answer
    x = 22,915.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.