Home / 29,605.82-40,855.54-16,176.78

Finding the Fourth Proportional to 29,605.82, 40,855.54 and 16,176.78

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Solution

The fourth proportional to 29,605.82, 40,855.54 and 16,176.78 is: 22,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.82 : 40,855.54 = 16,176.78 : x
  2. Step 2: Convert to fraction form
    29,605.82/40,855.54 = 16,176.78/x
  3. Step 3: Cross multiply
    29,605.82x = 40,855.54 × 16,176.78
  4. Step 4: Simplify right side
    29,605.82x = 660,911,082.36
  5. Step 5: Solve for x
    x = 660,911,082.36/29,605.82
  6. Step 6: Final answer
    x = 22,323.69

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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.