Home / 29,616.50-40,870.67-16,187.75

Finding the Fourth Proportional to 29,616.50, 40,870.67 and 16,187.75

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Solution

The fourth proportional to 29,616.50, 40,870.67 and 16,187.75 is: 22,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,616.50 : 40,870.67 = 16,187.75 : x
  2. Step 2: Convert to fraction form
    29,616.50/40,870.67 = 16,187.75/x
  3. Step 3: Cross multiply
    29,616.50x = 40,870.67 × 16,187.75
  4. Step 4: Simplify right side
    29,616.50x = 661,604,126.59
  5. Step 5: Solve for x
    x = 661,604,126.59/29,616.50
  6. Step 6: Final answer
    x = 22,339.04

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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.