Home / 29,434.18-40,622.85-16,858.94

Finding the Fourth Proportional to 29,434.18, 40,622.85 and 16,858.94

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Solution

The fourth proportional to 29,434.18, 40,622.85 and 16,858.94 is: 23,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,434.18 : 40,622.85 = 16,858.94 : x
  2. Step 2: Convert to fraction form
    29,434.18/40,622.85 = 16,858.94/x
  3. Step 3: Cross multiply
    29,434.18x = 40,622.85 × 16,858.94
  4. Step 4: Simplify right side
    29,434.18x = 684,858,190.78
  5. Step 5: Solve for x
    x = 684,858,190.78/29,434.18
  6. Step 6: Final answer
    x = 23,267.45

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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.