Home / 29,616.10-40,870.22-16,187.35

Finding the Fourth Proportional to 29,616.10, 40,870.22 and 16,187.35

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Solution

The fourth proportional to 29,616.10, 40,870.22 and 16,187.35 is: 22,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,616.10 : 40,870.22 = 16,187.35 : x
  2. Step 2: Convert to fraction form
    29,616.10/40,870.22 = 16,187.35/x
  3. Step 3: Cross multiply
    29,616.10x = 40,870.22 × 16,187.35
  4. Step 4: Simplify right side
    29,616.10x = 661,580,555.72
  5. Step 5: Solve for x
    x = 661,580,555.72/29,616.10
  6. Step 6: Final answer
    x = 22,338.54

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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.