Home / 29,711.40-40,995.08-16,960.52

Finding the Fourth Proportional to 29,711.40, 40,995.08 and 16,960.52

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Solution

The fourth proportional to 29,711.40, 40,995.08 and 16,960.52 is: 23,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,711.40 : 40,995.08 = 16,960.52 : x
  2. Step 2: Convert to fraction form
    29,711.40/40,995.08 = 16,960.52/x
  3. Step 3: Cross multiply
    29,711.40x = 40,995.08 × 16,960.52
  4. Step 4: Simplify right side
    29,711.40x = 695,297,874.24
  5. Step 5: Solve for x
    x = 695,297,874.24/29,711.40
  6. Step 6: Final answer
    x = 23,401.72

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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.